Is PostgreSQL 14.20 affected?

Vulnerabilities affecting 14.20

• 8.8
  CVE-2026-18408 Untrusted data inclusion in pg_dump in PostgreSQL allows a malicious superuser of the origin server to inject arbitrary code for restore-time execution as the client operating system account runnin… fixed in 14.24
• 8.8
  CVE-2026-19385 Heap buffer overflow in PostgreSQL pg_dump of long function transform lists allows an object creator to execute arbitrary code as the operating system user running pg_dump, via a crafted transform… fixed in 14.24
• 8.8
  CVE-2026-15742 Integer wraparound in PostgreSQL fuzzystrmatch allows a user to direct writes to a huge range of addresses, executing arbitrary code as the operating system user running the database, via extreme i… fixed in 14.24
• 8.8
  CVE-2026-16238 Type confusion in PostgreSQL pg_restore_attribute_stats() allows an object creator to execute arbitrary code as the operating system user running the database, via conflation of range and multirang… fixed in 14.24
• 8.8
  CVE-2026-16239 Type confusion in PostgreSQL "portal"/cursor lifecycle allows a user to execute arbitrary code as the operating system user running the database, via re-creation of a cursor or other portal with di… fixed in 14.24
• 8.8
  CVE-2026-14677 Integer wraparound in PostgreSQL 32-bit builds of pltcl and plperl allows an object creator to cause the server to undersize an allocation and write out-of-bounds via crafted function bodies. This… fixed in 14.24
• 8.8
  CVE-2026-14680 Type confusion with PostgreSQL "internal" data type arguments allows any user to execute arbitrary code as the operating system user running the database, via calls to functions with that argument… fixed in 14.24
• 8.8
  CVE-2026-15741 SQL injection in PostgreSQL EXTRACT() deparse allows an object owner to execute arbitrary SQL as a superuser via a hostile object definition. Attacks affect expression deparse consumers broadly, i… fixed in 14.24
• 8.8
  CVE-2026-14669 Heap buffer overflow in PostgreSQL to_char(timestamptz) allows the party choosing the timezone to execute arbitrary code as the operating system user running the database, via a long POSIX timezone… fixed in 14.24
• 8.8
  CVE-2026-14670 Heap buffer overflow in PostgreSQL plperl return of a tied hash allows the function owner to execute arbitrary code as the operating system user running the database, via a crafted function body.… fixed in 14.24
• 8.8
  CVE-2026-14671 Type confusion in PostgreSQL module "refint" allows an object creator to execute arbitrary code as the operating system user running the database. The fix for this emerged as a non-security bug re… fixed in 14.24
• 8.8
  CVE-2026-14662 Integer wraparound in PostgreSQL tsvector and tsquery data type functions allows an unprivileged database user to cause the server to undersize an allocation and write out-of-bounds, via crafted la… fixed in 14.24
• 8.8
  CVE-2026-14664 Heap buffer overflow in PostgreSQL regexp allows the query author to execute arbitrary code as the operating system user running the database, via text that would not pass encoding validation. Thi… fixed in 14.24
• 8.8
  CVE-2026-6475 Symlink following in PostgreSQL pg_basebackup plain format and in pg_rewind allows an origin superuser to overwrite local files, e.g. /var/lib/postgres/.bashrc, that hijack the operating system acc… fixed in 14.23
• 8.8
  CVE-2026-6477 Use of inherently dangerous function PQfn(..., result_is_int=0, ...) in PostgreSQL libpq lo_export(), lo_read(), lo_lseek64(), and lo_tell64() functions allows the server superuser to overwrite a c… fixed in 14.23
• 8.8
  CVE-2026-6637 Stack buffer overflow in PostgreSQL module "refint" allows an unprivileged database user to execute arbitrary code as the operating system user running the database. A distinct attack is possible… fixed in 14.23
• 8.8
  CVE-2026-6473 Integer wraparound in multiple PostgreSQL server features allows an unprivileged database user to cause the server to undersize an allocation and write out-of-bounds. This may execute arbitrary co… fixed in 14.23
• 8.8
  CVE-2026-2004 Missing validation of type of input in PostgreSQL intarray extension selectivity estimator function allows an object creator to execute arbitrary code as the operating system user running the datab… fixed in 14.21
• 8.8
  CVE-2026-2005 Heap buffer overflow in PostgreSQL pgcrypto allows a ciphertext provider to execute arbitrary code as the operating system user running the database. Versions before PostgreSQL 18.2, 17.8, 16.12,… fixed in 14.21
• 8.8
  CVE-2026-2006 Missing validation of multibyte character length in PostgreSQL text manipulation allows a database user to issue crafted queries that achieve a buffer overrun. That suffices to execute arbitrary c… fixed in 14.21
• 8.2
  CVE-2026-14679 Stack buffer overflow in PostgreSQL argument name matching allows an object creator to achieve unknown impacts via OUT parameter count. The attack can write only 0x0 and 0x1 bytes. Versions befor… fixed in 14.24
• 8.1
  CVE-2026-6464 Untrusted data inclusion in PostgreSQL psql COPY may allow a server administrator to elicit execution of data lines as psql commands, via error injection. If the "COPY FROM STDIN" or "\copy FROM S… fixed in 14.24
• 8.1
  CVE-2026-14668 Type confusion regarding input of PostgreSQL ctid data type selectivity estimator allows an object creator to view a calculation derived from the value of an arbitrary 4-byte span of memory, via a… fixed in 14.24
• 7.5
  CVE-2026-6479 Uncontrolled recursion in PostgreSQL SSL and GSS negotiation allows an attacker able to connect to a PostgreSQL AF_UNIX socket to achieve sustained denial of service. If SSL and GSS are both disab… fixed in 14.23
• 7.2
  CVE-2026-6471 Missing authorization in PostgreSQL logical decoding allows a non-superuser holding REPLICATION privilege to dlopen any file visible to the operating system account running the server, via the choi… fixed in 14.24
• 6.5
  CVE-2026-14663 Cleartext storage in PostgreSQL pgcrypto disabled ciphers allows a user to recover cleartext, via direct observation of the faulty ciphertext. The OpenSSL version and OpenSSL configuration determi… fixed in 14.24
• 6.5
  CVE-2026-6478 Covert timing channel in comparison of MD5-hashed password in PostgreSQL authentication allows an attacker to recover user credentials sufficient to authenticate. This does not affect scram-sha-25… fixed in 14.23
• 5.4
  CVE-2026-6472 Missing authorization in PostgreSQL CREATE TYPE allows an object creator to hijack other queries that use search_path to find user-defined types, including extension-defined types. That is to say,… fixed in 14.23
• 5.3
  CVE-2026-14672 Observable response discrepancy in PostgreSQL SCRAM authentication allows an unauthenticated user to test the existence of a user via observing the SCRAM iteration count. This requires the probed… fixed in 14.24
• 4.3
  CVE-2026-6470 Missing authorization in PostgreSQL DDL commands allows an object creator to achieve denial of service against ALTER and DROP of the type, via creating a dependency on the type. Many DDL operation… fixed in 14.24
• 4.3
  CVE-2026-18024 Buffer over-read in PostgreSQL ascii() SQL function allows a user to disclose up to 3 bytes after the end of a specific allocation, via a crafted text value. This is the same class of defect that… fixed in 14.24
• 4.3
  CVE-2026-14678 Buffer over-read in PostgreSQL pg_trgm index picksplit function reads past end of a heap buffer. This might allow a table maintainer to infer limited memory values, via the lossy signal of index s… fixed in 14.24
• 4.3
  CVE-2026-6474 Externally-controlled format string in PostgreSQL timeofday() function allows an attacker to retrieve portions of server memory, via crafted timezone zones. Versions before PostgreSQL 18.4, 17.10,… fixed in 14.23
• 4.3
  CVE-2026-2003 Improper validation of type "oidvector" in PostgreSQL allows a database user to disclose a few bytes of server memory. We have not ruled out viability of attacks that arrange for presence of confi… fixed in 14.21
• 4.2
  CVE-2026-14666 Incomplete tracking in PostgreSQL of changes to role membership, role attributes, and database ownership allows a query to continue using cached row-level security policies after those changes requ… fixed in 14.24
• 3.8
  CVE-2026-6469 Incorrect ownership assignment in PostgreSQL ALTER TABLE ALTER TYPE command reassigns ownership of dependent statistics objects to the current user. This wrongly allows the table owner to run DROP… fixed in 14.24
• 3.8
  CVE-2026-16241 Integer underflow in PostgreSQL ECPG allows a database server administrator to achieve temporary denial of service against the ECPG client via sending a bytea value lacking the mandatory prefix. T… fixed in 14.24
• 3.8
  CVE-2026-14673 Untrusted search path in PostgreSQL amcheck allows a grantee of amcheck function EXECUTE privilege to execute arbitrary functions as the owners of expression indexes that depend on the search path,… fixed in 14.24

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