diff --git a/contrib/amcheck/expected/check_btree.out b/contrib/amcheck/expected/check_btree.out index a75548a3887..ae1c57552b6 100644 --- a/contrib/amcheck/expected/check_btree.out +++ b/contrib/amcheck/expected/check_btree.out @@ -114,7 +114,8 @@ WHERE relation = ANY(ARRAY['bttest_a', 'bttest_a_idx', 'bttest_b', 'bttest_b_idx COMMIT; -- --- Check that index expressions and predicates are run as the table's owner +-- Check that index expressions and predicates are run as the table's owner, +-- with empty search_path -- TRUNCATE bttest_a; INSERT INTO bttest_a SELECT * FROM generate_series(1, 1000); @@ -122,15 +123,48 @@ ALTER TABLE bttest_a OWNER TO regress_bttest_role; -- A dummy index function checking current_user CREATE FUNCTION ifun(int8) RETURNS int8 AS $$ BEGIN - IF current_user <> 'regress_bttest_role' - THEN RAISE EXCEPTION 'ifun(%s) called by %s', $1, current_user; - END IF; + ASSERT current_setting('search_path') NOT LIKE '%preempt%', + format('ifun(%s) called with current_schemas %s, search_path %s', + $1, current_schemas(true), current_setting('search_path')); + ASSERT "current_user"() = 'regress_bttest_role', + format('ifun(%s) called by %s', $1, current_user); RETURN $1; END; $$ LANGUAGE plpgsql IMMUTABLE; CREATE INDEX bttest_a_expr_idx ON bttest_a ((ifun(id) + ifun(0))) WHERE ifun(id + 10) > ifun(10); -SELECT bt_index_check('bttest_a_expr_idx'); +BEGIN; +SET LOCAL check_function_bodies = off; +CREATE SCHEMA preempt; +GRANT USAGE ON SCHEMA preempt TO regress_bttest_role; +SET LOCAL search_path = preempt, pg_catalog, public; +CREATE FUNCTION "current_user"() RETURNS name AS $$ + broken +$$ LANGUAGE sql STABLE PARALLEL SAFE STRICT; +SELECT bt_index_check('bttest_a_expr_idx', true); + bt_index_check +---------------- + +(1 row) + +ROLLBACK; +-- Check support of both 1B and 4B header sizes of short varlena datum +CREATE TABLE varlena_bug (v text); +ALTER TABLE varlena_bug ALTER column v SET storage plain; +INSERT INTO varlena_bug VALUES ('x'); +COPY varlena_bug from stdin; +CREATE INDEX varlena_bug_idx on varlena_bug(v); +SELECT bt_index_check('varlena_bug_idx', true); + bt_index_check +---------------- + +(1 row) + +-- Also check that we compress varlena values, which were previously stored +-- uncompressed in index. +INSERT INTO varlena_bug VALUES (repeat('Test', 250)); +ALTER TABLE varlena_bug ALTER COLUMN v SET STORAGE extended; +SELECT bt_index_check('varlena_bug_idx', true); bt_index_check ---------------- diff --git a/contrib/amcheck/sql/check_btree.sql b/contrib/amcheck/sql/check_btree.sql index 6a037169006..2ee91d952ed 100644 --- a/contrib/amcheck/sql/check_btree.sql +++ b/contrib/amcheck/sql/check_btree.sql @@ -61,7 +61,8 @@ WHERE relation = ANY(ARRAY['bttest_a', 'bttest_a_idx', 'bttest_b', 'bttest_b_idx COMMIT; -- --- Check that index expressions and predicates are run as the table's owner +-- Check that index expressions and predicates are run as the table's owner, +-- with empty search_path -- TRUNCATE bttest_a; INSERT INTO bttest_a SELECT * FROM generate_series(1, 1000); @@ -69,17 +70,43 @@ ALTER TABLE bttest_a OWNER TO regress_bttest_role; -- A dummy index function checking current_user CREATE FUNCTION ifun(int8) RETURNS int8 AS $$ BEGIN - IF current_user <> 'regress_bttest_role' - THEN RAISE EXCEPTION 'ifun(%s) called by %s', $1, current_user; - END IF; + ASSERT current_setting('search_path') NOT LIKE '%preempt%', + format('ifun(%s) called with current_schemas %s, search_path %s', + $1, current_schemas(true), current_setting('search_path')); + ASSERT "current_user"() = 'regress_bttest_role', + format('ifun(%s) called by %s', $1, current_user); RETURN $1; END; $$ LANGUAGE plpgsql IMMUTABLE; CREATE INDEX bttest_a_expr_idx ON bttest_a ((ifun(id) + ifun(0))) WHERE ifun(id + 10) > ifun(10); +BEGIN; +SET LOCAL check_function_bodies = off; +CREATE SCHEMA preempt; +GRANT USAGE ON SCHEMA preempt TO regress_bttest_role; +SET LOCAL search_path = preempt, pg_catalog, public; +CREATE FUNCTION "current_user"() RETURNS name AS $$ + broken +$$ LANGUAGE sql STABLE PARALLEL SAFE STRICT; +SELECT bt_index_check('bttest_a_expr_idx', true); +ROLLBACK; -SELECT bt_index_check('bttest_a_expr_idx'); +-- Check support of both 1B and 4B header sizes of short varlena datum +CREATE TABLE varlena_bug (v text); +ALTER TABLE varlena_bug ALTER column v SET storage plain; +INSERT INTO varlena_bug VALUES ('x'); +COPY varlena_bug from stdin; +x +\. +CREATE INDEX varlena_bug_idx on varlena_bug(v); +SELECT bt_index_check('varlena_bug_idx', true); + +-- Also check that we compress varlena values, which were previously stored +-- uncompressed in index. +INSERT INTO varlena_bug VALUES (repeat('Test', 250)); +ALTER TABLE varlena_bug ALTER COLUMN v SET STORAGE extended; +SELECT bt_index_check('varlena_bug_idx', true); -- cleanup DROP TABLE bttest_a; diff --git a/contrib/amcheck/verify_nbtree.c b/contrib/amcheck/verify_nbtree.c index 900ed20eeb2..7de0d3a6684 100644 --- a/contrib/amcheck/verify_nbtree.c +++ b/contrib/amcheck/verify_nbtree.c @@ -232,6 +232,8 @@ bt_index_check_internal(Oid indrelid, bool parentcheck, bool heapallindexed) SetUserIdAndSecContext(heaprel->rd_rel->relowner, save_sec_context | SECURITY_RESTRICTED_OPERATION); save_nestlevel = NewGUCNestLevel(); + set_config_option("search_path", "pg_catalog, pg_temp", PGC_USERSET, + PGC_S_SESSION, GUC_ACTION_SAVE, true, 0); } else { diff --git a/contrib/fuzzystrmatch/fuzzystrmatch.c b/contrib/fuzzystrmatch/fuzzystrmatch.c index 7a53d8a008e..8979694e029 100644 --- a/contrib/fuzzystrmatch/fuzzystrmatch.c +++ b/contrib/fuzzystrmatch/fuzzystrmatch.c @@ -167,6 +167,20 @@ rest_of_char_same(const char *s1, const char *s2, int len) return true; } +/* + * Helper function for checking return value of Levenshtein distance functions. + * We calculate it as an int64, but the distance functions return an int32. + */ +static inline int +levenshtein_result(int64 res) +{ + if (unlikely(res < PG_INT32_MIN || res > PG_INT32_MAX)) + ereport(ERROR, + (errcode(ERRCODE_NUMERIC_VALUE_OUT_OF_RANGE), + errmsg("levenshtein distance out of range"))); + return res; +} + #include "levenshtein.c" #define LEVENSHTEIN_LESS_EQUAL #include "levenshtein.c" diff --git a/contrib/fuzzystrmatch/levenshtein.c b/contrib/fuzzystrmatch/levenshtein.c index bf741c16b35..e65e68f6040 100644 --- a/contrib/fuzzystrmatch/levenshtein.c +++ b/contrib/fuzzystrmatch/levenshtein.c @@ -76,14 +76,17 @@ levenshtein_internal(text *s, text *t, n, s_bytes, t_bytes; - int *prev; - int *curr; + int64 *prev; + int64 *curr; int *s_char_len = NULL; int i, j; const char *s_data; const char *t_data; const char *y; + int64 ins_c_64 = ins_c; + int64 del_c_64 = del_c; + int64 sub_c_64 = sub_c; /* * For levenshtein_less_equal_internal, we have real variables called @@ -120,9 +123,9 @@ levenshtein_internal(text *s, text *t, * into an empty s with m deletions. */ if (!m) - return n * ins_c; + return levenshtein_result(n * ins_c_64); if (!n) - return m * del_c; + return levenshtein_result(m * del_c_64); /* * For security concerns, restrict excessive CPU+RAM usage. (This @@ -148,20 +151,20 @@ levenshtein_internal(text *s, text *t, */ if (max_d >= 0) { - int min_theo_d; /* Theoretical minimum distance. */ - int max_theo_d; /* Theoretical maximum distance. */ + int64 min_theo_d; /* Theoretical minimum distance. */ + int64 max_theo_d; /* Theoretical maximum distance. */ int net_inserts = n - m; min_theo_d = net_inserts < 0 ? - -net_inserts * del_c : net_inserts * ins_c; + -net_inserts * del_c_64 : net_inserts * ins_c_64; if (min_theo_d > max_d) - return max_d + 1; - if (ins_c + del_c < sub_c) - sub_c = ins_c + del_c; - max_theo_d = min_theo_d + sub_c * Min(m, n); + return levenshtein_result((int64) max_d + 1); + if (ins_c_64 + del_c_64 < sub_c_64) + sub_c_64 = ins_c_64 + del_c_64; + max_theo_d = min_theo_d + sub_c_64 * Min(m, n); if (max_d >= max_theo_d) max_d = -1; - else if (ins_c + del_c > 0) + else if (ins_c_64 + del_c_64 > 0) { /* * Figure out how much of the first row of the notional matrix we @@ -175,12 +178,12 @@ levenshtein_internal(text *s, text *t, * column n - m. If we do start further right, the best-case * total cost increases by ins_c + del_c for each move right. */ - int slack_d = max_d - min_theo_d; + int64 slack_d = max_d - min_theo_d; int best_column = net_inserts < 0 ? -net_inserts : 0; + int64 tmp; - stop_column = best_column + (slack_d / (ins_c + del_c)) + 1; - if (stop_column > m) - stop_column = m + 1; + tmp = best_column + (slack_d / (ins_c_64 + del_c_64)) + 1; + stop_column = Min(tmp, m + 1); } } #endif @@ -212,7 +215,7 @@ levenshtein_internal(text *s, text *t, ++n; /* Previous and current rows of notional array. */ - prev = (int *) palloc(2 * m * sizeof(int)); + prev = (int64 *) palloc(2 * m * sizeof(int64)); curr = prev + m; /* @@ -220,12 +223,12 @@ levenshtein_internal(text *s, text *t, * t, we must perform i deletions. */ for (i = START_COLUMN; i < STOP_COLUMN; i++) - prev[i] = i * del_c; + prev[i] = i * del_c_64; /* Loop through rows of the notional array */ for (y = t_data, j = 1; j < n; j++) { - int *temp; + int64 *temp; const char *x = s_data; int y_char_len = n != t_bytes + 1 ? pg_mblen(y) : 1; @@ -239,7 +242,7 @@ levenshtein_internal(text *s, text *t, */ if (stop_column < m) { - prev[stop_column] = max_d + 1; + prev[stop_column] = (int64) max_d + 1; ++stop_column; } @@ -251,13 +254,13 @@ levenshtein_internal(text *s, text *t, */ if (start_column == 0) { - curr[0] = j * ins_c; + curr[0] = j * ins_c_64; i = 1; } else i = start_column; #else - curr[0] = j * ins_c; + curr[0] = j * ins_c_64; i = 1; #endif @@ -272,9 +275,9 @@ levenshtein_internal(text *s, text *t, { for (; i < STOP_COLUMN; i++) { - int ins; - int del; - int sub; + int64 ins; + int64 del; + int64 sub; int x_char_len = s_char_len[i - 1]; /* @@ -286,14 +289,14 @@ levenshtein_internal(text *s, text *t, * get past that test, then we compare the lengths and the * remaining bytes. */ - ins = prev[i] + ins_c; - del = curr[i - 1] + del_c; + ins = prev[i] + ins_c_64; + del = curr[i - 1] + del_c_64; if (x[x_char_len - 1] == y[y_char_len - 1] && x_char_len == y_char_len && (x_char_len == 1 || rest_of_char_same(x, y, x_char_len))) sub = prev[i - 1]; else - sub = prev[i - 1] + sub_c; + sub = prev[i - 1] + sub_c_64; /* Take the one with minimum cost. */ curr[i] = Min(ins, del); @@ -307,14 +310,14 @@ levenshtein_internal(text *s, text *t, { for (; i < STOP_COLUMN; i++) { - int ins; - int del; - int sub; + int64 ins; + int64 del; + int64 sub; /* Calculate costs for insertion, deletion, and substitution. */ - ins = prev[i] + ins_c; - del = curr[i - 1] + del_c; - sub = prev[i - 1] + ((*x == *y) ? 0 : sub_c); + ins = prev[i] + ins_c_64; + del = curr[i - 1] + del_c_64; + sub = prev[i - 1] + ((*x == *y) ? 0 : sub_c_64); /* Take the one with minimum cost. */ curr[i] = Min(ins, del); @@ -360,8 +363,8 @@ levenshtein_internal(text *s, text *t, int ii = stop_column - 1; int net_inserts = ii - zp; - if (prev[ii] + (net_inserts > 0 ? net_inserts * ins_c : - -net_inserts * del_c) <= max_d) + if (prev[ii] + (net_inserts > 0 ? net_inserts * ins_c_64 : + -net_inserts * del_c_64) <= max_d) break; stop_column--; } @@ -372,8 +375,8 @@ levenshtein_internal(text *s, text *t, int net_inserts = start_column - zp; if (prev[start_column] + - (net_inserts > 0 ? net_inserts * ins_c : - -net_inserts * del_c) <= max_d) + (net_inserts > 0 ? net_inserts * ins_c_64 : + -net_inserts * del_c_64) <= max_d) break; /* @@ -381,8 +384,8 @@ levenshtein_internal(text *s, text *t, * there's nothing here that could confuse any future * iteration of the outer loop. */ - prev[start_column] = max_d + 1; - curr[start_column] = max_d + 1; + prev[start_column] = (int64) max_d + 1; + curr[start_column] = (int64) max_d + 1; if (start_column != 0) s_data += (s_char_len != NULL) ? s_char_len[start_column - 1] : 1; start_column++; @@ -390,7 +393,7 @@ levenshtein_internal(text *s, text *t, /* If they cross, we're going to exceed the bound. */ if (start_column >= stop_column) - return max_d + 1; + return levenshtein_result((int64) max_d + 1); } #endif } @@ -399,5 +402,5 @@ levenshtein_internal(text *s, text *t, * Because the final value was swapped from the previous row to the * current row, that's where we'll find it. */ - return prev[m - 1]; + return levenshtein_result(prev[m - 1]); } diff --git a/contrib/pg_trgm/trgm_gist.c b/contrib/pg_trgm/trgm_gist.c index 69dc7f71f07..c08ec758631 100644 --- a/contrib/pg_trgm/trgm_gist.c +++ b/contrib/pg_trgm/trgm_gist.c @@ -877,10 +877,10 @@ gtrgm_picksplit(PG_FUNCTION_ARGS) { if (ISALLTRUE(datum_l) && cache[j].allistrue) size_alpha = 0; - else - size_alpha = SIGLENBIT - sizebitvec( - (cache[j].allistrue) ? GETSIGN(datum_l) : GETSIGN(cache[j].sign) - ); + else + size_alpha = SIGLENBIT - sizebitvec( + (cache[j].allistrue) ? GETSIGN(datum_l) : cache[j].sign + ); } else size_alpha = hemdistsign(cache[j].sign, GETSIGN(datum_l)); @@ -889,10 +889,10 @@ gtrgm_picksplit(PG_FUNCTION_ARGS) { if (ISALLTRUE(datum_r) && cache[j].allistrue) size_beta = 0; - else - size_beta = SIGLENBIT - sizebitvec( - (cache[j].allistrue) ? GETSIGN(datum_r) : GETSIGN(cache[j].sign) - ); + else + size_beta = SIGLENBIT - sizebitvec( + (cache[j].allistrue) ? GETSIGN(datum_r) : cache[j].sign + ); } else size_beta = hemdistsign(cache[j].sign, GETSIGN(datum_r)); diff --git a/contrib/pgcrypto/expected/pgp-decrypt.out b/contrib/pgcrypto/expected/pgp-decrypt.out index 2dabfaf7b0e..9e15a523c4c 100755 --- a/contrib/pgcrypto/expected/pgp-decrypt.out +++ b/contrib/pgcrypto/expected/pgp-decrypt.out @@ -423,3 +423,29 @@ UCAAw2JRIISttRHMfDpDuZJpvYo= '), 'key', 'debug=1'); NOTICE: dbg: parse_compressed_data: bzip2 unsupported ERROR: Unsupported compression algorithm +-- Check ignore-cipher-failure. This message isn't actually encrypted; it was +-- created with cipher-algo=bf using an OpenSSL that didn't actually support +-- Blowfish. After the fix for CVE-2026-14663, we no longer create these broken +-- ciphertexts, but we allow users to return to the previous behavior during +-- decryption so that the bad wrapper can be stripped. +-- +-- Note that if Blowfish is supported by the linked OpenSSL, both decryptions +-- will fail. +select pgp_sym_decrypt(dearmor(' +-----BEGIN PGP MESSAGE----- + +ww0EBAMC8wIKbtvzJtxi0jABUleCwFJWGCkYKcsNdABqdtXaU2VjcmV0LtMUlnPH3A2QBmZrcucm +1GPb/s2Bkdg= +=6aqD +-----END PGP MESSAGE----- +'), 'wrong key'); +ERROR: Wrong key or corrupt data +select pgp_sym_decrypt(dearmor(' +-----BEGIN PGP MESSAGE----- + +ww0EBAMC8wIKbtvzJtxi0jABUleCwFJWGCkYKcsNdABqdtXaU2VjcmV0LtMUlnPH3A2QBmZrcucm +1GPb/s2Bkdg= +=6aqD +-----END PGP MESSAGE----- +'), 'wrong key', 'ignore-cipher-failure=1'); +ERROR: Wrong key or corrupt data diff --git a/contrib/pgcrypto/expected/pgp-encrypt_1.out b/contrib/pgcrypto/expected/pgp-encrypt_1.out new file mode 100644 index 00000000000..ad63df15707 --- /dev/null +++ b/contrib/pgcrypto/expected/pgp-encrypt_1.out @@ -0,0 +1,200 @@ +-- +-- PGP encrypt +-- +select pgp_sym_decrypt(pgp_sym_encrypt('Secret.', 'key'), 'key'); + pgp_sym_decrypt +----------------- + Secret. +(1 row) + +-- check whether the defaults are ok +select pgp_sym_decrypt(pgp_sym_encrypt('Secret.', 'key'), + 'key', 'expect-cipher-algo=aes128, + expect-disable-mdc=0, + expect-sess-key=0, + expect-s2k-mode=3, + expect-s2k-digest-algo=sha1, + expect-compress-algo=0 + '); + pgp_sym_decrypt +----------------- + Secret. +(1 row) + +-- maybe the expect- stuff simply does not work +select pgp_sym_decrypt(pgp_sym_encrypt('Secret.', 'key'), + 'key', 'expect-cipher-algo=bf, + expect-disable-mdc=1, + expect-sess-key=1, + expect-s2k-mode=0, + expect-s2k-digest-algo=md5, + expect-compress-algo=1 + '); +NOTICE: pgp_decrypt: unexpected cipher_algo: expected 4 got 7 +NOTICE: pgp_decrypt: unexpected s2k_mode: expected 0 got 3 +NOTICE: pgp_decrypt: unexpected s2k_digest_algo: expected 1 got 2 +NOTICE: pgp_decrypt: unexpected use_sess_key: expected 1 got 0 +NOTICE: pgp_decrypt: unexpected disable_mdc: expected 1 got 0 +NOTICE: pgp_decrypt: unexpected compress_algo: expected 1 got 0 + pgp_sym_decrypt +----------------- + Secret. +(1 row) + +-- bytea as text +select pgp_sym_decrypt(pgp_sym_encrypt_bytea('Binary', 'baz'), 'baz'); +ERROR: Not text data +-- text as bytea +select encode(pgp_sym_decrypt_bytea(pgp_sym_encrypt('Text', 'baz'), 'baz'), 'escape'); + encode +-------- + Text +(1 row) + +-- algorithm change +select pgp_sym_decrypt( + pgp_sym_encrypt('Secret.', 'key', 'cipher-algo=bf'), + 'key', 'expect-cipher-algo=bf'); +ERROR: encrypt error: Cipher cannot be initialized +select pgp_sym_decrypt( + pgp_sym_encrypt('Secret.', 'key', 'cipher-algo=aes'), + 'key', 'expect-cipher-algo=aes128'); + pgp_sym_decrypt +----------------- + Secret. +(1 row) + +select pgp_sym_decrypt( + pgp_sym_encrypt('Secret.', 'key', 'cipher-algo=aes192'), + 'key', 'expect-cipher-algo=aes192'); + pgp_sym_decrypt +----------------- + Secret. +(1 row) + +-- s2k change +select pgp_sym_decrypt( + pgp_sym_encrypt('Secret.', 'key', 's2k-mode=0'), + 'key', 'expect-s2k-mode=0'); + pgp_sym_decrypt +----------------- + Secret. +(1 row) + +select pgp_sym_decrypt( + pgp_sym_encrypt('Secret.', 'key', 's2k-mode=1'), + 'key', 'expect-s2k-mode=1'); + pgp_sym_decrypt +----------------- + Secret. +(1 row) + +select pgp_sym_decrypt( + pgp_sym_encrypt('Secret.', 'key', 's2k-mode=3'), + 'key', 'expect-s2k-mode=3'); + pgp_sym_decrypt +----------------- + Secret. +(1 row) + +-- s2k count change +select pgp_sym_decrypt( + pgp_sym_encrypt('Secret.', 'key', 's2k-count=1024'), + 'key', 'expect-s2k-count=1024'); + pgp_sym_decrypt +----------------- + Secret. +(1 row) + +-- s2k_count rounds up +select pgp_sym_decrypt( + pgp_sym_encrypt('Secret.', 'key', 's2k-count=65000000'), + 'key', 'expect-s2k-count=65000000'); +NOTICE: pgp_decrypt: unexpected s2k_count: expected 65000000 got 65011712 + pgp_sym_decrypt +----------------- + Secret. +(1 row) + +-- s2k digest change +select pgp_sym_decrypt( + pgp_sym_encrypt('Secret.', 'key', 's2k-digest-algo=md5'), + 'key', 'expect-s2k-digest-algo=md5'); + pgp_sym_decrypt +----------------- + Secret. +(1 row) + +select pgp_sym_decrypt( + pgp_sym_encrypt('Secret.', 'key', 's2k-digest-algo=sha1'), + 'key', 'expect-s2k-digest-algo=sha1'); + pgp_sym_decrypt +----------------- + Secret. +(1 row) + +-- sess key +select pgp_sym_decrypt( + pgp_sym_encrypt('Secret.', 'key', 'sess-key=0'), + 'key', 'expect-sess-key=0'); + pgp_sym_decrypt +----------------- + Secret. +(1 row) + +select pgp_sym_decrypt( + pgp_sym_encrypt('Secret.', 'key', 'sess-key=1'), + 'key', 'expect-sess-key=1'); + pgp_sym_decrypt +----------------- + Secret. +(1 row) + +select pgp_sym_decrypt( + pgp_sym_encrypt('Secret.', 'key', 'sess-key=1, cipher-algo=bf'), + 'key', 'expect-sess-key=1, expect-cipher-algo=bf'); +ERROR: encrypt error: Cipher cannot be initialized +select pgp_sym_decrypt( + pgp_sym_encrypt('Secret.', 'key', 'sess-key=1, cipher-algo=aes192'), + 'key', 'expect-sess-key=1, expect-cipher-algo=aes192'); + pgp_sym_decrypt +----------------- + Secret. +(1 row) + +select pgp_sym_decrypt( + pgp_sym_encrypt('Secret.', 'key', 'sess-key=1, cipher-algo=aes256'), + 'key', 'expect-sess-key=1, expect-cipher-algo=aes256'); + pgp_sym_decrypt +----------------- + Secret. +(1 row) + +-- no mdc +select pgp_sym_decrypt( + pgp_sym_encrypt('Secret.', 'key', 'disable-mdc=1'), + 'key', 'expect-disable-mdc=1'); + pgp_sym_decrypt +----------------- + Secret. +(1 row) + +-- crlf +select pgp_sym_decrypt_bytea( + pgp_sym_encrypt(E'1\n2\n3\r\n', 'key', 'convert-crlf=1'), + 'key'); + pgp_sym_decrypt_bytea +------------------------ + \x310d0a320d0a330d0d0a +(1 row) + +-- conversion should be lossless +select digest(pgp_sym_decrypt( + pgp_sym_encrypt(E'\r\n0\n1\r\r\n\n2\r', 'key', 'convert-crlf=1'), + 'key', 'convert-crlf=1'), 'sha1') as result, + digest(E'\r\n0\n1\r\r\n\n2\r', 'sha1') as expect; + result | expect +--------------------------------------------+-------------------------------------------- + \x47bde5d88d6ef8770572b9cbb4278b402aa69966 | \x47bde5d88d6ef8770572b9cbb4278b402aa69966 +(1 row) + diff --git a/contrib/pgcrypto/expected/pgp-info.out b/contrib/pgcrypto/expected/pgp-info.out index 90648383730..909e7f7851e 100755 --- a/contrib/pgcrypto/expected/pgp-info.out +++ b/contrib/pgcrypto/expected/pgp-info.out @@ -75,5 +75,6 @@ from encdata order by id; B68504FD128E1FF9 FD0206C409B74875 FD0206C409B74875 -(5 rows) + D936CF64BB73F466 +(6 rows) diff --git a/contrib/pgcrypto/expected/pgp-pubkey-decrypt.out b/contrib/pgcrypto/expected/pgp-pubkey-decrypt.out index b4b6810a3c5..d3bb5f1b06d 100755 --- a/contrib/pgcrypto/expected/pgp-pubkey-decrypt.out +++ b/contrib/pgcrypto/expected/pgp-pubkey-decrypt.out @@ -585,6 +585,20 @@ blH2nKZC9d6fi4YzSYMepZpMOFR65M80MCMiDUGnZBB8sEADu2/iVtqDUeG8mAA= =PHJ1 -----END PGP MESSAGE----- '); +-- CVE-2026-14663. This message was created with cipher-algo=bf using an OpenSSL +-- that didn't actually support Blowfish. +insert into encdata (id, data) values (6, ' +-----BEGIN PGP MESSAGE----- + +wcBOA9k2z2S7c/RmEAP8DYbU6AeEo6riMMdnf2G62BM9gC0Z32ODydewy3Ki8AnSzpwBDAHuDMcr +P6RJDWvBOVOwgxHEwR7ZHMoFRDJEXdo6rQ9dQpDtbasMLyi6Lm1q+PbEefVd9WkU7fvFAFQx8k3t +lxrlWg/byoNplc7/hFxIFO8bN+FIlLgilAdApNcD/3Mg2/nd7pczovsYoryf9ib04kQ+SVWs3iNE +StoyEXT+oaT8u1vAxiY7fzPpQX1pnlHBUXn+v1J6LQL5Bwi5CTqOyDSyaFfgU0gQwTReFjS6L4Fs +Cv+2cFwbJBGIzr1aI4DLbzSelkmVm4hbOVeET4DJVlUVhhIyy6ZfoXiTEG6s0jMB2JdRGIl0EUQR +RMsQdABqdt5jU2VjcmV0IG1zZ9MUIIP4SPiU2pM/nF/A1hrltMhn/ZI= +=Mkdj +-----END PGP MESSAGE----- +'); -- successful decrypt select pgp_pub_decrypt(dearmor(data), dearmor(seckey)) from keytbl, encdata where keytbl.id=1 and encdata.id=1; @@ -600,6 +614,13 @@ from keytbl, encdata where keytbl.id=2 and encdata.id=2; Secret msg (1 row) +select pgp_pub_decrypt(dearmor(data), dearmor(seckey), '', 'ignore-cipher-failure=1') +from keytbl, encdata where keytbl.id=2 and encdata.id=2; + pgp_pub_decrypt +----------------- + Secret msg +(1 row) + select pgp_pub_decrypt(dearmor(data), dearmor(seckey)) from keytbl, encdata where keytbl.id=3 and encdata.id=3; pgp_pub_decrypt @@ -654,3 +675,12 @@ from keytbl, encdata where keytbl.id=5 and encdata.id=1; select pgp_pub_decrypt(dearmor(data), dearmor(seckey)) from keytbl, encdata where keytbl.id=6 and encdata.id=5; ERROR: Wrong key or corrupt data +-- Check that ignore-cipher-failure can strip faulty encryption if OpenSSL +-- doesn't support the cipher. (The decryption will correctly fail both times if +-- OpenSSL does support it.) +select pgp_pub_decrypt(dearmor(data), dearmor(seckey)) +from keytbl, encdata where keytbl.id=1 and encdata.id=6; +ERROR: Wrong key or corrupt data +select pgp_pub_decrypt(dearmor(data), dearmor(seckey), '', 'ignore-cipher-failure=1') +from keytbl, encdata where keytbl.id=1 and encdata.id=6; +ERROR: Wrong key or corrupt data diff --git a/contrib/pgcrypto/pgp-cfb.c b/contrib/pgcrypto/pgp-cfb.c index 1d99915f9db..af91672a22a 100644 --- a/contrib/pgcrypto/pgp-cfb.c +++ b/contrib/pgcrypto/pgp-cfb.c @@ -43,6 +43,7 @@ struct PGP_CFB int pos; int block_no; int resync; + int ignore_decrypt_cipher_failure; /* for CVE-2026-14663 recovery */ uint8 fr[PGP_MAX_BLOCK]; uint8 fre[PGP_MAX_BLOCK]; uint8 encbuf[PGP_MAX_BLOCK]; @@ -50,7 +51,7 @@ struct PGP_CFB int pgp_cfb_create(PGP_CFB **ctx_p, int algo, const uint8 *key, int key_len, - int resync, uint8 *iv) + int resync, uint8 *iv, int ignore_decrypt_cipher_failure) { int res; PX_Cipher *ciph; @@ -72,6 +73,7 @@ pgp_cfb_create(PGP_CFB **ctx_p, int algo, const uint8 *key, int key_len, ctx->ciph = ciph; ctx->block_size = px_cipher_block_size(ciph); ctx->resync = resync; + ctx->ignore_decrypt_cipher_failure = ignore_decrypt_cipher_failure; if (iv) memcpy(ctx->fr, iv, ctx->block_size); @@ -196,7 +198,7 @@ mix_decrypt_resync(PGP_CFB *ctx, const uint8 *data, int len, uint8 *dst) */ static int cfb_process(PGP_CFB *ctx, const uint8 *data, int len, uint8 *dst, - mix_data_t mix_data) + mix_data_t mix_data, int ignore_cipher_failure) { int n; int res; @@ -221,7 +223,22 @@ cfb_process(PGP_CFB *ctx, const uint8 *data, int len, uint8 *dst, while (len > 0) { - px_cipher_encrypt(ctx->ciph, ctx->fr, ctx->block_size, ctx->fre); + int err; + + err = px_cipher_encrypt(ctx->ciph, ctx->fr, ctx->block_size, ctx->fre); + + /* + * XXX Ignoring cipher failures is dangerous, but we allow it during + * decryption to return to the behavior prior to the fix for + * CVE-2026-14663. This lets users recover data from a badly-encrypted + * message. + */ + if (err && !ignore_cipher_failure) + ereport(ERROR, + (errcode(ERRCODE_EXTERNAL_ROUTINE_INVOCATION_EXCEPTION), + errmsg("encrypt error: %s", px_strerror(err)))); + + if (ctx->block_no < 5) ctx->block_no++; @@ -252,7 +269,8 @@ pgp_cfb_encrypt(PGP_CFB *ctx, const uint8 *data, int len, uint8 *dst) { mix_data_t mix = ctx->resync ? mix_encrypt_resync : mix_encrypt_normal; - return cfb_process(ctx, data, len, dst, mix); + return cfb_process(ctx, data, len, dst, mix, + 0 /* never ignore cipher failures for encrypt */ ); } int @@ -260,5 +278,6 @@ pgp_cfb_decrypt(PGP_CFB *ctx, const uint8 *data, int len, uint8 *dst) { mix_data_t mix = ctx->resync ? mix_decrypt_resync : mix_decrypt_normal; - return cfb_process(ctx, data, len, dst, mix); + return cfb_process(ctx, data, len, dst, mix, + ctx->ignore_decrypt_cipher_failure); } diff --git a/contrib/pgcrypto/pgp-decrypt.c b/contrib/pgcrypto/pgp-decrypt.c index 30c2caead09..f8e6404d4dd 100644 --- a/contrib/pgcrypto/pgp-decrypt.c +++ b/contrib/pgcrypto/pgp-decrypt.c @@ -595,7 +595,8 @@ decrypt_key(PGP_Context *ctx, const uint8 *src, int len) PGP_CFB *cfb; res = pgp_cfb_create(&cfb, ctx->s2k_cipher_algo, - ctx->s2k.key, ctx->s2k.key_len, 0, NULL); + ctx->s2k.key, ctx->s2k.key_len, 0, NULL, + ctx->ignore_cipher_failure); if (res < 0) return res; @@ -979,7 +980,8 @@ parse_symenc_data(PGP_Context *ctx, PullFilter *pkt, MBuf *dst) PullFilter *pf_prefix = NULL; res = pgp_cfb_create(&cfb, ctx->cipher_algo, - ctx->sess_key, ctx->sess_key_len, 1, NULL); + ctx->sess_key, ctx->sess_key_len, 1, NULL, + ctx->ignore_cipher_failure); if (res < 0) goto out; @@ -1022,7 +1024,8 @@ parse_symenc_mdc_data(PGP_Context *ctx, PullFilter *pkt, MBuf *dst) } res = pgp_cfb_create(&cfb, ctx->cipher_algo, - ctx->sess_key, ctx->sess_key_len, 0, NULL); + ctx->sess_key, ctx->sess_key_len, 0, NULL, + ctx->ignore_cipher_failure); if (res < 0) goto out; diff --git a/contrib/pgcrypto/pgp-encrypt.c b/contrib/pgcrypto/pgp-encrypt.c index 5556fb6c8e8..f31c5da00c3 100644 --- a/contrib/pgcrypto/pgp-encrypt.c +++ b/contrib/pgcrypto/pgp-encrypt.c @@ -175,7 +175,8 @@ encrypt_init(PushFilter *next, void *init_arg, void **priv_p) return res; } res = pgp_cfb_create(&ciph, ctx->cipher_algo, - ctx->sess_key, ctx->sess_key_len, resync, NULL); + ctx->sess_key, ctx->sess_key_len, resync, NULL, + 0 /* never ignore cipher failures for encrypt */ ); if (res < 0) return res; @@ -505,7 +506,8 @@ symencrypt_sesskey(PGP_Context *ctx, uint8 *dst) uint8 algo = ctx->cipher_algo; res = pgp_cfb_create(&cfb, ctx->s2k_cipher_algo, - ctx->s2k.key, ctx->s2k.key_len, 0, NULL); + ctx->s2k.key, ctx->s2k.key_len, 0, NULL, + 0 /* never ignore cipher failures for encrypt */ ); if (res < 0) return res; diff --git a/contrib/pgcrypto/pgp-pgsql.c b/contrib/pgcrypto/pgp-pgsql.c index 41f341539c5..cafa9cdc81d 100644 --- a/contrib/pgcrypto/pgp-pgsql.c +++ b/contrib/pgcrypto/pgp-pgsql.c @@ -182,6 +182,8 @@ set_arg(PGP_Context *ctx, char *key, char *val, res = pgp_set_convert_crlf(ctx, atoi(val)); else if (strcmp(key, "unicode-mode") == 0) res = pgp_set_unicode_mode(ctx, atoi(val)); + else if (strcmp(key, "ignore-cipher-failure") == 0) + res = pgp_set_ignore_cipher_failure(ctx, atoi(val)); /* * The remaining options are for debugging/testing and are therefore not * documented in the user-facing docs. diff --git a/contrib/pgcrypto/pgp-pubkey.c b/contrib/pgcrypto/pgp-pubkey.c index f898d72ae99..bcf5f4d8a61 100644 --- a/contrib/pgcrypto/pgp-pubkey.c +++ b/contrib/pgcrypto/pgp-pubkey.c @@ -383,8 +383,15 @@ process_secret_key(PullFilter *pkt, PGP_PubKey **pk_p, /* * create decrypt filter + * + * ignore-cipher-failure doesn't apply here; pgcrypto didn't encrypt + * the secret key to begin with, and any stored encrypted data was + * generated using the public key, so users don't have a reason to + * want to incorrectly decrypt this. We'll ignore failures during + * decryption with the session key, instead. */ - res = pgp_cfb_create(&cfb, cipher_algo, s2k.key, s2k.key_len, 0, iv); + res = pgp_cfb_create(&cfb, cipher_algo, s2k.key, s2k.key_len, 0, iv, + 0 /* don't ignore cipher failures */ ); if (res < 0) return res; res = pullf_create(&pf_decrypt, &pgp_decrypt_filter, cfb, pkt); diff --git a/contrib/pgcrypto/pgp.c b/contrib/pgcrypto/pgp.c index fb614b9c0cb..1c44287b445 100644 --- a/contrib/pgcrypto/pgp.c +++ b/contrib/pgcrypto/pgp.c @@ -48,6 +48,7 @@ static int def_use_sess_key = 0; static int def_text_mode = 0; static int def_unicode_mode = 0; static int def_convert_crlf = 0; +static int def_ignore_cipher_failure = 0; struct digest_info { @@ -236,6 +237,7 @@ pgp_init(PGP_Context **ctx_p) ctx->unicode_mode = def_unicode_mode; ctx->convert_crlf = def_convert_crlf; ctx->text_mode = def_text_mode; + ctx->ignore_cipher_failure = def_ignore_cipher_failure; *ctx_p = ctx; return 0; @@ -370,6 +372,13 @@ pgp_set_unicode_mode(PGP_Context *ctx, int mode) return 0; } +int +pgp_set_ignore_cipher_failure(PGP_Context *ctx, int ignore) +{ + ctx->ignore_cipher_failure = ignore ? 1 : 0; + return 0; +} + int pgp_set_symkey(PGP_Context *ctx, const uint8 *key, int len) { diff --git a/contrib/pgcrypto/pgp.h b/contrib/pgcrypto/pgp.h index 762bf2e441b..d4ecf1b6aec 100644 --- a/contrib/pgcrypto/pgp.h +++ b/contrib/pgcrypto/pgp.h @@ -147,6 +147,9 @@ struct PGP_Context int convert_crlf; int unicode_mode; + /* DANGEROUS recovery aid for CVE-2026-14663. Applies only to decryption. */ + int ignore_cipher_failure; + /* * internal variables */ @@ -251,6 +254,7 @@ int pgp_set_compress_level(PGP_Context *ctx, int level); int pgp_set_text_mode(PGP_Context *ctx, int mode); int pgp_set_unicode_mode(PGP_Context *ctx, int mode); int pgp_get_unicode_mode(PGP_Context *ctx); +int pgp_set_ignore_cipher_failure(PGP_Context *ctx, int ignore); int pgp_set_symkey(PGP_Context *ctx, const uint8 *key, int klen); int pgp_set_pubkey(PGP_Context *ctx, MBuf *keypkt, @@ -270,8 +274,9 @@ int pgp_s2k_read(PullFilter *src, PGP_S2K *s2k); int pgp_s2k_process(PGP_S2K *s2k, int cipher, const uint8 *key, int klen); typedef struct PGP_CFB PGP_CFB; -int pgp_cfb_create(PGP_CFB **ctx_p, int algo, - const uint8 *key, int key_len, int recync, uint8 *iv); +int pgp_cfb_create(PGP_CFB **ctx_p, int algo, + const uint8 *key, int key_len, int resync, uint8 *iv, + int ignore_decrypt_cipher_failure); void pgp_cfb_free(PGP_CFB *ctx); int pgp_cfb_encrypt(PGP_CFB *ctx, const uint8 *data, int len, uint8 *dst); int pgp_cfb_decrypt(PGP_CFB *ctx, const uint8 *data, int len, uint8 *dst); diff --git a/contrib/pgcrypto/sql/pgp-decrypt.sql b/contrib/pgcrypto/sql/pgp-decrypt.sql index f46a18f8cfd..e66c94a5908 100644 --- a/contrib/pgcrypto/sql/pgp-decrypt.sql +++ b/contrib/pgcrypto/sql/pgp-decrypt.sql @@ -313,3 +313,29 @@ UCAAw2JRIISttRHMfDpDuZJpvYo= =AZ9M -----END PGP MESSAGE----- '), 'key', 'debug=1'); + +-- Check ignore-cipher-failure. This message isn't actually encrypted; it was +-- created with cipher-algo=bf using an OpenSSL that didn't actually support +-- Blowfish. After the fix for CVE-2026-14663, we no longer create these broken +-- ciphertexts, but we allow users to return to the previous behavior during +-- decryption so that the bad wrapper can be stripped. +-- +-- Note that if Blowfish is supported by the linked OpenSSL, both decryptions +-- will fail. +select pgp_sym_decrypt(dearmor(' +-----BEGIN PGP MESSAGE----- + +ww0EBAMC8wIKbtvzJtxi0jABUleCwFJWGCkYKcsNdABqdtXaU2VjcmV0LtMUlnPH3A2QBmZrcucm +1GPb/s2Bkdg= +=6aqD +-----END PGP MESSAGE----- +'), 'wrong key'); + +select pgp_sym_decrypt(dearmor(' +-----BEGIN PGP MESSAGE----- + +ww0EBAMC8wIKbtvzJtxi0jABUleCwFJWGCkYKcsNdABqdtXaU2VjcmV0LtMUlnPH3A2QBmZrcucm +1GPb/s2Bkdg= +=6aqD +-----END PGP MESSAGE----- +'), 'wrong key', 'ignore-cipher-failure=1'); diff --git a/contrib/pgcrypto/sql/pgp-pubkey-decrypt.sql b/contrib/pgcrypto/sql/pgp-pubkey-decrypt.sql index 3f2bae9e40b..40a11e0b2dc 100644 --- a/contrib/pgcrypto/sql/pgp-pubkey-decrypt.sql +++ b/contrib/pgcrypto/sql/pgp-pubkey-decrypt.sql @@ -601,6 +601,21 @@ blH2nKZC9d6fi4YzSYMepZpMOFR65M80MCMiDUGnZBB8sEADu2/iVtqDUeG8mAA= -----END PGP MESSAGE----- '); +-- CVE-2026-14663. This message was created with cipher-algo=bf using an OpenSSL +-- that didn't actually support Blowfish. +insert into encdata (id, data) values (6, ' +-----BEGIN PGP MESSAGE----- + +wcBOA9k2z2S7c/RmEAP8DYbU6AeEo6riMMdnf2G62BM9gC0Z32ODydewy3Ki8AnSzpwBDAHuDMcr +P6RJDWvBOVOwgxHEwR7ZHMoFRDJEXdo6rQ9dQpDtbasMLyi6Lm1q+PbEefVd9WkU7fvFAFQx8k3t +lxrlWg/byoNplc7/hFxIFO8bN+FIlLgilAdApNcD/3Mg2/nd7pczovsYoryf9ib04kQ+SVWs3iNE +StoyEXT+oaT8u1vAxiY7fzPpQX1pnlHBUXn+v1J6LQL5Bwi5CTqOyDSyaFfgU0gQwTReFjS6L4Fs +Cv+2cFwbJBGIzr1aI4DLbzSelkmVm4hbOVeET4DJVlUVhhIyy6ZfoXiTEG6s0jMB2JdRGIl0EUQR +RMsQdABqdt5jU2VjcmV0IG1zZ9MUIIP4SPiU2pM/nF/A1hrltMhn/ZI= +=Mkdj +-----END PGP MESSAGE----- +'); + -- successful decrypt select pgp_pub_decrypt(dearmor(data), dearmor(seckey)) from keytbl, encdata where keytbl.id=1 and encdata.id=1; @@ -608,6 +623,9 @@ from keytbl, encdata where keytbl.id=1 and encdata.id=1; select pgp_pub_decrypt(dearmor(data), dearmor(seckey)) from keytbl, encdata where keytbl.id=2 and encdata.id=2; +select pgp_pub_decrypt(dearmor(data), dearmor(seckey), '', 'ignore-cipher-failure=1') +from keytbl, encdata where keytbl.id=2 and encdata.id=2; + select pgp_pub_decrypt(dearmor(data), dearmor(seckey)) from keytbl, encdata where keytbl.id=3 and encdata.id=3; @@ -645,3 +663,12 @@ from keytbl, encdata where keytbl.id=5 and encdata.id=1; -- test for a short read from prefix_init select pgp_pub_decrypt(dearmor(data), dearmor(seckey)) from keytbl, encdata where keytbl.id=6 and encdata.id=5; + +-- Check that ignore-cipher-failure can strip faulty encryption if OpenSSL +-- doesn't support the cipher. (The decryption will correctly fail both times if +-- OpenSSL does support it.) +select pgp_pub_decrypt(dearmor(data), dearmor(seckey)) +from keytbl, encdata where keytbl.id=1 and encdata.id=6; + +select pgp_pub_decrypt(dearmor(data), dearmor(seckey), '', 'ignore-cipher-failure=1') +from keytbl, encdata where keytbl.id=1 and encdata.id=6; diff --git a/doc/src/sgml/pgcrypto.sgml b/doc/src/sgml/pgcrypto.sgml index 7ab7298ae72..45c6c23e4be 100644 --- a/doc/src/sgml/pgcrypto.sgml +++ b/doc/src/sgml/pgcrypto.sgml @@ -877,6 +877,38 @@ Applies to: pgp_sym_encrypt Values: 0, 1 Default: 0 Applies to: pgp_sym_encrypt, pgp_pub_encrypt + + + + + ignore-cipher-failure + + + Dangerous! Instructs pgcrypto to use an incorrect decryption algorithm + matching the historical behavior prior to the fix for CVE-2026-14663, by + completely ignoring failures from the OpenSSL cipher in use. This is + intended only for users who need to recover incorrectly-encrypted messages + created when the cipher-algo was unavailable under the + OpenSSL configuration in use. Such faulty messages do not require the + correct decryption key when ignore-cipher-failure is + enabled, so there is no guarantee that the decrypted plaintext actually + originated from a holder of the key. + + + Contrast the case of a message which was correctly encrypted, but the cipher + that produced it is unavailable under the current OpenSSL + configuration. Recovering such plaintext via pgcrypto + requires making the actual cipher available to OpenSSL by, for example, + enabling the appropriate provider. ignore-cipher-failure + is not necessary or helpful for that scenario. If decryption + of a correctly encrypted message with this option happens to pass PGP + integrity checks, that result is coincidental and does not make the + recovered plaintext trustworthy. + + +Values: 0, 1 +Default: 0 +Applies to: pgp_sym_decrypt, pgp_pub_decrypt diff --git a/doc/src/sgml/ref/create_type.sgml b/doc/src/sgml/ref/create_type.sgml index 44da24a690e..139de3a9a3c 100755 --- a/doc/src/sgml/ref/create_type.sgml +++ b/doc/src/sgml/ref/create_type.sgml @@ -176,6 +176,11 @@ CREATE TYPE name the range type. See for more information. + + + To be able to create a range type, you must have USAGE + privilege on the subtype. + diff --git a/src/backend/commands/tablecmds.c b/src/backend/commands/tablecmds.c index 84b18e83fcd..bbff697bd4e 100644 --- a/src/backend/commands/tablecmds.c +++ b/src/backend/commands/tablecmds.c @@ -19267,12 +19267,17 @@ ATExecAddOf(Relation rel, const TypeName *ofTypename, LOCKMODE lockmode) ObjectAddress tableobj, typeobj; HeapTuple classtuple; + AclResult aclresult; /* Validate the type. */ typetuple = typenameType(NULL, ofTypename, NULL); check_of_type(typetuple); typeid = HeapTupleGetOid(typetuple); + aclresult = pg_type_aclcheck(typeid, GetUserId(), ACL_USAGE); + if (aclresult != ACLCHECK_OK) + aclcheck_error_type(aclresult, typeid); + /* Fail if the table has any inheritance parents. */ inheritsRelation = heap_open(InheritsRelationId, AccessShareLock); ScanKeyInit(&key, diff --git a/src/backend/commands/typecmds.c b/src/backend/commands/typecmds.c index c67c5a62c5d..c95b5e5c2b8 100644 --- a/src/backend/commands/typecmds.c +++ b/src/backend/commands/typecmds.c @@ -1528,6 +1528,10 @@ DefineRange(CreateRangeStmt *stmt) errmsg("range subtype cannot be %s", format_type_be(rangeSubtype)))); + aclresult = pg_type_aclcheck(rangeSubtype, GetUserId(), ACL_USAGE); + if (aclresult != ACLCHECK_OK) + aclcheck_error_type(aclresult, rangeSubtype); + /* Identify subopclass */ rangeSubOpclass = findRangeSubOpclass(rangeSubOpclassName, rangeSubtype); diff --git a/src/backend/utils/adt/regexp.c b/src/backend/utils/adt/regexp.c index 6d08758029f..1e7bf191b53 100644 --- a/src/backend/utils/adt/regexp.c +++ b/src/backend/utils/adt/regexp.c @@ -1036,23 +1036,24 @@ setup_regexp_matches(text *orig_str, text *pattern, text *flags, if (eml > 1) { - int64 maxsiz = eml * (int64) maxlen; int conv_bufsiz; /* * Make the conversion buffer large enough for any substring of - * interest. + * interest. We can't use the original string's byte length as a + * tighter bound, because that assumes the input is validly encoded; + * but pg_mb2wchar_with_len() can accept strings that are invalid in + * the database encoding, and converting such a character back to + * multibyte form can take more bytes than it did in the input. * - * Worst case: assume we need the maximum size (maxlen*eml), but take - * advantage of the fact that the original string length in bytes is an - * upper bound on the byte length of any fetched substring (and we know - * that len+1 is safe to allocate because the varlena header is longer - * than 1 byte). + * This can't overflow, nor exceed what palloc will accept: maxlen is + * at most wide_len, which is at most orig_len, and we have already + * successfully allocated (orig_len + 1) * sizeof(pg_wchar) bytes for + * wide_str. That relies on eml being no more than sizeof(pg_wchar), + * which is true of all supported encodings. */ - if (maxsiz > orig_len) - conv_bufsiz = orig_len + 1; - else - conv_bufsiz = maxsiz + 1; /* safe since maxsiz < 2^30 */ + Assert(eml <= sizeof(pg_wchar)); + conv_bufsiz = maxlen * eml + 1; matchctx->conv_buf = palloc(conv_bufsiz); matchctx->conv_bufsiz = conv_bufsiz; diff --git a/src/test/regress/expected/privileges.out b/src/test/regress/expected/privileges.out index 8468721904e..d96e6fc074e 100644 --- a/src/test/regress/expected/privileges.out +++ b/src/test/regress/expected/privileges.out @@ -807,6 +807,9 @@ CREATE TABLE test5a (a int, b testdomain1); ERROR: permission denied for type testdomain1 CREATE TABLE test6a OF testtype1; ERROR: permission denied for type testtype1 +CREATE TABLE test6a2 (a int, b text); +ALTER TABLE test6a2 OF testtype1; +ERROR: permission denied for type testtype1 CREATE TABLE test10a (a int[], b testtype1[]); ERROR: permission denied for type testtype1 CREATE TABLE test9a (a int, b int); @@ -838,6 +841,8 @@ CREATE FUNCTION testfunc6b(b int) RETURNS testdomain1 LANGUAGE SQL AS $$ SELECT CREATE OPERATOR !! (PROCEDURE = testfunc5b, RIGHTARG = testdomain1); CREATE TABLE test5b (a int, b testdomain1); CREATE TABLE test6b OF testtype1; +CREATE TABLE test6b2 (a int, b text); +ALTER TABLE test6b2 OF testtype1; CREATE TABLE test10b (a int[], b testtype1[]); CREATE TABLE test9b (a int, b int); ALTER TABLE test9b ADD COLUMN c testdomain1; @@ -858,6 +863,7 @@ DROP FUNCTION testfunc5b(a testdomain1); DROP FUNCTION testfunc6b(b int); DROP TABLE test5b; DROP TABLE test6b; +DROP TABLE test6b2; DROP TABLE test9b; DROP TABLE test10b; DROP TYPE test7b; diff --git a/src/test/regress/expected/rangetypes.out b/src/test/regress/expected/rangetypes.out index ac74e75e17a..5bfa0f970a2 100644 --- a/src/test/regress/expected/rangetypes.out +++ b/src/test/regress/expected/rangetypes.out @@ -1258,6 +1258,21 @@ ERROR: range lower bound must be less than or equal to range upper bound LINE 1: select '[2010-01-01 01:00:00 -08, 2010-01-01 02:00:00 -05)':... ^ set timezone to default; +-- CREATE TYPE AS RANGE checks for USAGE on subtype +CREATE ROLE regress_subtype; +CREATE TYPE mytype AS (a INT, b INT); +REVOKE USAGE ON TYPE mytype FROM PUBLIC; +SET ROLE regress_subtype; +CREATE TYPE myrange AS RANGE (subtype = mytype); +ERROR: permission denied for type mytype +RESET ROLE; +GRANT USAGE ON TYPE mytype TO regress_subtype; +SET ROLE regress_subtype; +CREATE TYPE myrange AS RANGE (subtype = mytype); +RESET ROLE; +DROP TYPE mytype CASCADE; +NOTICE: drop cascades to type myrange +DROP ROLE regress_subtype; -- -- Test user-defined range of floats -- diff --git a/src/test/regress/sql/privileges.sql b/src/test/regress/sql/privileges.sql index 18a1bf9ff81..f38567c81bd 100644 --- a/src/test/regress/sql/privileges.sql +++ b/src/test/regress/sql/privileges.sql @@ -508,6 +508,8 @@ CREATE OPERATOR !+! (PROCEDURE = int4pl, LEFTARG = testdomain1, RIGHTARG = testd CREATE TABLE test5a (a int, b testdomain1); CREATE TABLE test6a OF testtype1; +CREATE TABLE test6a2 (a int, b text); +ALTER TABLE test6a2 OF testtype1; CREATE TABLE test10a (a int[], b testtype1[]); CREATE TABLE test9a (a int, b int); @@ -543,6 +545,8 @@ CREATE OPERATOR !! (PROCEDURE = testfunc5b, RIGHTARG = testdomain1); CREATE TABLE test5b (a int, b testdomain1); CREATE TABLE test6b OF testtype1; +CREATE TABLE test6b2 (a int, b text); +ALTER TABLE test6b2 OF testtype1; CREATE TABLE test10b (a int[], b testtype1[]); CREATE TABLE test9b (a int, b int); @@ -567,6 +571,7 @@ DROP FUNCTION testfunc5b(a testdomain1); DROP FUNCTION testfunc6b(b int); DROP TABLE test5b; DROP TABLE test6b; +DROP TABLE test6b2; DROP TABLE test9b; DROP TABLE test10b; DROP TYPE test7b; diff --git a/src/test/regress/sql/rangetypes.sql b/src/test/regress/sql/rangetypes.sql index 6a03138faf0..fd8c14ee66c 100644 --- a/src/test/regress/sql/rangetypes.sql +++ b/src/test/regress/sql/rangetypes.sql @@ -377,6 +377,20 @@ select '[2010-01-01 01:00:00 -05, 2010-01-01 02:00:00 -08)'::tstzrange; select '[2010-01-01 01:00:00 -08, 2010-01-01 02:00:00 -05)'::tstzrange; set timezone to default; +-- CREATE TYPE AS RANGE checks for USAGE on subtype +CREATE ROLE regress_subtype; +CREATE TYPE mytype AS (a INT, b INT); +REVOKE USAGE ON TYPE mytype FROM PUBLIC; +SET ROLE regress_subtype; +CREATE TYPE myrange AS RANGE (subtype = mytype); +RESET ROLE; +GRANT USAGE ON TYPE mytype TO regress_subtype; +SET ROLE regress_subtype; +CREATE TYPE myrange AS RANGE (subtype = mytype); +RESET ROLE; +DROP TYPE mytype CASCADE; +DROP ROLE regress_subtype; + -- -- Test user-defined range of floats --