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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 abbreviation. Versions before PostgreSQL 18.5, 17.11, 16.15, 15.19, and 14.24 are affected.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade pg_repackUpgrade postgis-utilsUpgrade postgresql-private-develUpgrade pgauditUpgrade postgresql-private-libsUpgrade postgis-clientUpgrade postgresql-staticUpgrade postgresql-contribUpgrade postgresql-upgrade-develUpgrade postgresql-server-develUpgrade postgresql-docsUpgrade postgis-docsUpgrade postgresql-test-rpm-macrosUpgrade postgres-decoderbufsUpgrade postgresql-pltclUpgrade postgresqlUpgrade postgresql-testUpgrade postgis-upgradeUpgrade postgresql-serverUpgrade postgresql-plpython3Upgrade postgisUpgrade postgresql-plperlUpgrade postgresql-upgradeUpgrade pgvector | Oct 11, 2026 | Sep 15, 2026 |
| Alpine Linux | — | Upgrade postgresql16Upgrade postgresql15Upgrade postgresql17Upgrade postgresql18 | Aug 17, 2026 | Aug 13, 2026 |
| Amazon Linux Ami 2 | — | Upgrade postgresql-upgrade-develUpgrade postgresql-staticUpgrade postgresql-testUpgrade postgresql-upgradeUpgrade postgresqlUpgrade postgresql-server-develUpgrade postgresql-plpython3Upgrade postgresql-contribUpgrade postgresql-docsUpgrade postgresql-pltclUpgrade postgresql-llvmjitUpgrade postgresql-debuginfoUpgrade postgresql-test-rpm-macrosUpgrade postgresql-libsUpgrade postgresql-serverUpgrade postgresql-develUpgrade postgresql-plpythonUpgrade postgresql-plperl | Oct 19, 2026 | Oct 19, 2026 |
| Amazon_linux_2023 | — | Upgrade postgresql17-plperlUpgrade postgresql18-contribUpgrade postgresql18-test-rpm-macrosUpgrade postgresql17-private-libsUpgrade postgresql18-pltclUpgrade postgresql15-plperl-debuginfoUpgrade postgresql15-upgrade-debuginfoUpgrade postgresql17-debugsourceUpgrade postgresql18-llvmjitUpgrade postgresql15-server-develUpgrade postgresql17-pltcl-debuginfoUpgrade postgresql17-server-debuginfoUpgrade postgresql16-upgrade-devel-debuginfoUpgrade postgresql17-plpython3-debuginfoUpgrade postgresql15Upgrade postgresql15-testUpgrade postgresql15-llvmjit-debuginfoUpgrade postgresql15-plpython3-debuginfoUpgrade postgresql15-debuginfoUpgrade postgresql16-private-libsUpgrade postgresql16-upgrade-debuginfoUpgrade postgresql15-test-debuginfoUpgrade postgresql18-upgrade-debuginfoUpgrade postgresql17-plpython3Upgrade postgresql17-llvmjitUpgrade postgresql18-pltcl-debuginfoUpgrade postgresql16-pltcl-debuginfoUpgrade postgresql18-server-debuginfoUpgrade postgresql16-docs-debuginfoUpgrade postgresql18Upgrade postgresql18-private-libs-debuginfoUpgrade postgresql16-testUpgrade postgresql16-pltclUpgrade postgresql17-llvmjit-debuginfoUpgrade postgresql16-debuginfoUpgrade postgresql18-plpython3Upgrade postgresql15-contribUpgrade postgresql15-private-libs-debuginfoUpgrade postgresql15-server-devel-debuginfoUpgrade postgresql17-testUpgrade postgresql18-upgrade-develUpgrade postgresql18-docsUpgrade postgresql18-plpython3-debuginfoUpgrade postgresql18-testUpgrade postgresql17-upgradeUpgrade postgresql17-test-rpm-macrosUpgrade postgresql17-pltclUpgrade postgresql18-staticUpgrade postgresql15-contrib-debuginfoUpgrade postgresql16Upgrade postgresql16-docsUpgrade postgresql15-test-rpm-macrosUpgrade postgresql16-plperl-debuginfoUpgrade postgresql17-upgrade-develUpgrade postgresql16-server-devel-debuginfoUpgrade postgresql16-server-debuginfoUpgrade postgresql17Upgrade postgresql17-docsUpgrade postgresql18-private-develUpgrade postgresql18-plperlUpgrade postgresql17-contrib-debuginfoUpgrade postgresql16-private-develUpgrade postgresql17-server-develUpgrade postgresql15-pltcl-debuginfoUpgrade postgresql17-test-debuginfoUpgrade postgresql17-staticUpgrade postgresql18-serverUpgrade postgresql16-plpython3Upgrade postgresql16-contrib-debuginfoUpgrade postgresql17-contribUpgrade postgresql16-serverUpgrade postgresql16-plperlUpgrade postgresql18-server-develUpgrade postgresql16-server-develUpgrade postgresql18-upgrade-devel-debuginfoUpgrade postgresql18-contrib-debuginfoUpgrade postgresql17-server-devel-debuginfoUpgrade postgresql17-serverUpgrade postgresql17-docs-debuginfoUpgrade postgresql16-plpython3-debuginfoUpgrade postgresql15-server-debuginfoUpgrade postgresql15-private-libsUpgrade postgresql15-upgrade-develUpgrade postgresql15-docsUpgrade postgresql16-private-libs-debuginfoUpgrade postgresql15-plperlUpgrade postgresql15-docs-debuginfoUpgrade postgresql18-docs-debuginfoUpgrade postgresql18-debugsourceUpgrade postgresql18-debuginfoUpgrade postgresql17-private-libs-debuginfoUpgrade postgresql16-llvmjitUpgrade postgresql16-llvmjit-debuginfoUpgrade postgresql17-upgrade-debuginfoUpgrade postgresql15-debugsourceUpgrade postgresql15-plpython3Upgrade postgresql15-pltclUpgrade postgresql16-upgrade-develUpgrade postgresql16-test-rpm-macrosUpgrade postgresql18-test-debuginfoUpgrade postgresql18-server-devel-debuginfoUpgrade postgresql15-llvmjitUpgrade postgresql16-upgradeUpgrade postgresql18-private-libsUpgrade postgresql17-upgrade-devel-debuginfoUpgrade postgresql17-plperl-debuginfoUpgrade postgresql16-debugsourceUpgrade postgresql15-upgradeUpgrade postgresql15-staticUpgrade postgresql15-serverUpgrade postgresql16-staticUpgrade postgresql16-contribUpgrade postgresql18-upgradeUpgrade postgresql18-plperl-debuginfoUpgrade postgresql17-debuginfoUpgrade postgresql16-test-debuginfoUpgrade postgresql15-upgrade-devel-debuginfoUpgrade postgresql17-private-develUpgrade postgresql15-private-develUpgrade postgresql18-llvmjit-debuginfo | Sep 1, 2026 | Aug 13, 2026 |
| Debian | — | Upgrade postgresql-17Upgrade postgresql-15 | Aug 16, 2026 | Aug 16, 2026 |
| Freebsd | — | Upgrade postgresql16-serverUpgrade postgresql17-serverUpgrade postgresql18-serverUpgrade postgresql14-serverUpgrade postgresql15-server | Aug 17, 2026 | Aug 16, 2026 |
| Oracle_linux | — | Upgrade postgresql-server-develUpgrade postgisUpgrade postgis-upgradeUpgrade postgresql-private-libsUpgrade postgresql-testUpgrade postgresql18-contribUpgrade pgvectorUpgrade postgis-utilsUpgrade postgresql-upgrade-develUpgrade postgresql-plpython3Upgrade postgis-docsUpgrade postgresql18-plpython3Upgrade postgresql18Upgrade postgresql18-testUpgrade postgresql18-upgrade-develUpgrade postgresql-upgradeUpgrade postgresql18-test-rpm-macrosUpgrade postgresql18-serverUpgrade postgresql-docsUpgrade postgresql18-plperlUpgrade postgis-clientUpgrade postgresql-serverUpgrade postgresql18-docsUpgrade postgresql-private-develUpgrade postgresql18-server-develUpgrade postgresql18-private-develUpgrade postgres-decoderbufsUpgrade postgresql-pltclUpgrade postgresqlUpgrade postgresql18-staticUpgrade postgresql-plperlUpgrade pgauditUpgrade pg_repackUpgrade postgresql18-private-libsUpgrade postgresql-test-rpm-macrosUpgrade postgresql-staticUpgrade postgresql18-upgradeUpgrade postgresql-contrib | Oct 22, 2026 | Aug 13, 2026 |
| Postgres | — | Upgrade to PostgreSQL version 18.6Upgrade to PostgreSQL version 17.11Upgrade to PostgreSQL version 16.15Upgrade to PostgreSQL version 14.24Upgrade to PostgreSQL version 15.19 | Aug 14, 2026 | Aug 13, 2026 |
| Redhat_linux | — | Upgrade pgvectorUpgrade postgresql-contrib-debuginfoUpgrade postgres-decoderbufs-debuginfoUpgrade postgresql-server-devel-debuginfoUpgrade postgresql18-docs-debuginfoUpgrade postgresql16-debugsourceUpgrade pgaudit-debugsourceUpgrade postgis-clientUpgrade postgresql18-debugsourceUpgrade postgresql-upgrade-develUpgrade postgis-debugsourceUpgrade postgis-client-debuginfoUpgrade postgresql18-test-debuginfoUpgrade postgresql-server-develUpgrade postgresql-plperl-debuginfoUpgrade postgresql-develUpgrade postgresql18-serverUpgrade postgresql18-debuginfoUpgrade postgresql-docs-debuginfoUpgrade postgresql18-plperl-debuginfoUpgrade postgresql-pltclUpgrade pg_repack-debuginfoUpgrade postgresql-plperlUpgrade postgis-upgrade-debuginfoUpgrade postgresql-debuginfoUpgrade pgaudit-debuginfoUpgrade postgresql-upgrade-devel-debuginfoUpgrade postgresql-private-libs-debuginfoUpgrade postgresql18-server-develUpgrade postgis-debuginfoUpgrade postgis-utilsUpgrade postgresql-contribUpgrade postgresql-private-develUpgrade postgresql18-server-devel-debuginfoUpgrade postgresql18-upgradeUpgrade postgresql-upgrade-debuginfoUpgrade pg_repackUpgrade postgis-docsUpgrade postgresql18-upgrade-develUpgrade postgresql-debugsourceUpgrade postgresql-test-debuginfoUpgrade postgresqlUpgrade postgresql18-private-develUpgrade postgresql18-pltcl-debuginfoUpgrade postgis-upgradeUpgrade postgresql-staticUpgrade pgauditUpgrade postgresql-server-debuginfoUpgrade postgresql18-test-rpm-macrosUpgrade postgresql18Upgrade postgresql18-contrib-debuginfoUpgrade postgresql18-staticUpgrade postgresql18-docsUpgrade postgresql18-plpython3-debuginfoUpgrade postgresql-plpython3-debuginfoUpgrade postgresql-plpython3Upgrade postgresql18-private-libs-debuginfoUpgrade postgresql-testUpgrade postgresql18-plpython3Upgrade postgresql-pltcl-debuginfoUpgrade pg_repack-debugsourceUpgrade postgresql18-contribUpgrade postgres-decoderbufs-debugsourceUpgrade postgres-decoderbufsUpgrade postgresql-serverUpgrade postgresql-docsUpgrade postgresql18-plperlUpgrade postgisUpgrade postgresql18-server-debuginfoUpgrade postgresql-private-libsUpgrade postgresql-libsUpgrade postgresql18-testUpgrade postgresql-upgradeUpgrade postgresql16-debuginfoNo solution existsUpgrade postgresql18-upgrade-debuginfo | Aug 26, 2026 | Aug 13, 2026 |
| Rocky_linux | — | Upgrade postgresql-plpython3-debuginfoUpgrade postgresql-upgrade-devel-debuginfoUpgrade postgresql-contrib-debuginfoUpgrade postgresql-upgradeUpgrade pgvector-debugsourceUpgrade postgres-decoderbufs-debugsourceUpgrade postgresql-upgrade-develUpgrade postgresql-server-devel-debuginfoUpgrade postgis-upgradeUpgrade postgresql-pltclUpgrade postgresql-plperl-debuginfoUpgrade postgresql-plpython3Upgrade postgresql-test-debuginfoUpgrade postgresql-contribUpgrade postgresql-docs-debuginfoUpgrade postgisUpgrade postgis-upgrade-debuginfoUpgrade postgis-clientUpgrade postgresql-testUpgrade postgresql-private-libs-debuginfoUpgrade postgresql-private-libsUpgrade postgres-decoderbufs-debuginfoUpgrade postgresql-debuginfoUpgrade pgvector-debuginfoUpgrade pg_repack-debugsourceUpgrade postgresql-docsUpgrade postgis-debugsourceUpgrade postgresql-server-debuginfoUpgrade pgauditUpgrade postgresql-debugsourceUpgrade postgres-decoderbufsUpgrade postgis-client-debuginfoUpgrade pgaudit-debuginfoUpgrade postgresql-private-develUpgrade postgresql-upgrade-debuginfoUpgrade pgvectorUpgrade postgresql-serverUpgrade postgresql-pltcl-debuginfoUpgrade pgaudit-debugsourceUpgrade pg_repackUpgrade postgresql-server-develUpgrade pg_repack-debuginfoUpgrade postgis-debuginfoUpgrade postgresqlUpgrade postgresql-plperlUpgrade postgis-utilsUpgrade postgresql-staticUpgrade postgis-docs | Sep 17, 2026 | Sep 15, 2026 |
| Ubuntu | — | Upgrade postgresql-18Upgrade postgresql-16Upgrade postgresql-14 | Aug 20, 2026 | Aug 13, 2026 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 22, 2026 | Aug 13, 2026 |
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