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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 postgresql-plpython3Upgrade postgresql-serverUpgrade postgresql-upgradeUpgrade postgresql-plperlUpgrade pgvectorUpgrade postgresqlUpgrade postgisUpgrade postgresql-testUpgrade postgis-upgradeUpgrade postgresql-pltclUpgrade postgis-docsUpgrade postgresql-contribUpgrade postgresql-test-rpm-macrosUpgrade postgres-decoderbufsUpgrade postgresql-private-libsUpgrade postgresql-upgrade-develUpgrade postgresql-server-develUpgrade pg_repackUpgrade postgis-clientUpgrade pgauditUpgrade postgis-utilsUpgrade postgresql-docsUpgrade postgresql-staticUpgrade postgresql-private-devel | Oct 11, 2026 | Sep 15, 2026 |
| Alpine Linux | — | Upgrade postgresql16Upgrade postgresql17Upgrade postgresql15Upgrade postgresql18 | Aug 17, 2026 | Aug 13, 2026 |
| Amazon Linux Ami 2 | — | Upgrade postgresql-debuginfoUpgrade postgresql-serverUpgrade postgresql-pltclUpgrade postgresql-test-rpm-macrosUpgrade postgresql-contribUpgrade postgresql-llvmjitUpgrade postgresql-develUpgrade postgresql-docsUpgrade postgresql-plpythonUpgrade postgresql-libsUpgrade postgresql-plperlUpgrade postgresql-upgrade-develUpgrade postgresql-plpython3Upgrade postgresqlUpgrade postgresql-upgradeUpgrade postgresql-server-develUpgrade postgresql-staticUpgrade postgresql-test | Oct 19, 2026 | Oct 19, 2026 |
| Amazon_linux_2023 | — | Upgrade postgresql15-docsUpgrade postgresql18-docs-debuginfoUpgrade postgresql15-docs-debuginfoUpgrade postgresql18-debuginfoUpgrade postgresql18-debugsourceUpgrade postgresql15-plperlUpgrade postgresql17-docs-debuginfoUpgrade postgresql17-serverUpgrade postgresql17-server-devel-debuginfoUpgrade postgresql18-contrib-debuginfoUpgrade postgresql16-private-libs-debuginfoUpgrade postgresql17-private-libs-debuginfoUpgrade postgresql18-test-debuginfoUpgrade postgresql15-private-libsUpgrade postgresql16-upgrade-develUpgrade postgresql15-server-debuginfoUpgrade postgresql17-upgrade-debuginfoUpgrade postgresql16-llvmjit-debuginfoUpgrade postgresql16-test-rpm-macrosUpgrade postgresql17-plperl-debuginfoUpgrade postgresql17-upgrade-devel-debuginfoUpgrade postgresql16-upgradeUpgrade postgresql17-test-debuginfoUpgrade postgresql16-llvmjitUpgrade postgresql16-debugsourceUpgrade postgresql15-pltclUpgrade postgresql18-upgrade-devel-debuginfoUpgrade postgresql18-private-libsUpgrade postgresql15-llvmjitUpgrade postgresql16-plpython3Upgrade postgresql15-serverUpgrade postgresql18-upgradeUpgrade postgresql18-serverUpgrade postgresql16-contrib-debuginfoUpgrade postgresql15-staticUpgrade postgresql16-plpython3-debuginfoUpgrade postgresql15-upgrade-develUpgrade postgresql18-server-devel-debuginfoUpgrade postgresql16-staticUpgrade postgresql15-upgradeUpgrade postgresql15-private-develUpgrade postgresql15-upgrade-devel-debuginfoUpgrade postgresql16-test-debuginfoUpgrade postgresql18-plperl-debuginfoUpgrade postgresql15-plpython3Upgrade postgresql18-server-develUpgrade postgresql16-server-develUpgrade postgresql17-debuginfoUpgrade postgresql17-private-develUpgrade postgresql18-llvmjit-debuginfoUpgrade postgresql17-contribUpgrade postgresql16-plperlUpgrade postgresql16-contribUpgrade postgresql16-serverUpgrade postgresql15-debugsourceUpgrade postgresql17-staticUpgrade postgresql15-test-rpm-macrosUpgrade postgresql17-llvmjitUpgrade postgresql16-debuginfoUpgrade postgresql15-llvmjit-debuginfoUpgrade postgresql15-testUpgrade postgresql18-testUpgrade postgresql15-pltcl-debuginfoUpgrade postgresql15-contrib-debuginfoUpgrade postgresql16-server-devel-debuginfoUpgrade postgresql16-plperl-debuginfoUpgrade postgresql16-docsUpgrade postgresql16Upgrade postgresql18-staticUpgrade postgresql18-upgrade-develUpgrade postgresql17-plperlUpgrade postgresql15-server-develUpgrade postgresql17-server-debuginfoUpgrade postgresql17-plpython3-debuginfoUpgrade postgresql18Upgrade postgresql17-contrib-debuginfoUpgrade postgresql15-plpython3-debuginfoUpgrade postgresql18-docsUpgrade postgresql18-private-libs-debuginfoUpgrade postgresql16-private-libsUpgrade postgresql17-test-rpm-macrosUpgrade postgresql17-pltcl-debuginfoUpgrade postgresql15-debuginfoUpgrade postgresql16-pltcl-debuginfoUpgrade postgresql17-upgradeUpgrade postgresql17-plpython3Upgrade postgresql17-server-develUpgrade postgresql17-docsUpgrade postgresql18-private-develUpgrade postgresql17Upgrade postgresql16-private-develUpgrade postgresql16-server-debuginfoUpgrade postgresql16-testUpgrade postgresql16-docs-debuginfoUpgrade postgresql16-upgrade-debuginfoUpgrade postgresql18-server-debuginfoUpgrade postgresql18-pltcl-debuginfoUpgrade postgresql18-plperlUpgrade postgresql17-upgrade-develUpgrade postgresql17-pltclUpgrade postgresql15-test-debuginfoUpgrade postgresql18-upgrade-debuginfoUpgrade postgresql18-plpython3-debuginfoUpgrade postgresql15-private-libs-debuginfoUpgrade postgresql17-testUpgrade postgresql17-llvmjit-debuginfoUpgrade postgresql15-contribUpgrade postgresql18-plpython3Upgrade postgresql16-pltclUpgrade postgresql15-server-devel-debuginfoUpgrade postgresql18-test-rpm-macrosUpgrade postgresql18-pltclUpgrade postgresql18-llvmjitUpgrade postgresql18-contribUpgrade postgresql17-private-libsUpgrade postgresql15-upgrade-debuginfoUpgrade postgresql15-plperl-debuginfoUpgrade postgresql17-debugsourceUpgrade postgresql16-upgrade-devel-debuginfoUpgrade postgresql15 | Sep 1, 2026 | Aug 13, 2026 |
| Debian | — | Upgrade postgresql-15Upgrade postgresql-17 | 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-private-develUpgrade postgresql-plperlUpgrade postgresql18-staticUpgrade pgauditUpgrade postgresql18-plperlUpgrade postgresql18-server-develUpgrade postgresqlUpgrade postgresql18-private-develUpgrade postgresql-pltclUpgrade postgres-decoderbufsUpgrade postgresql18-docsUpgrade postgresql-test-rpm-macrosUpgrade postgresql18-upgradeUpgrade postgis-clientUpgrade postgresql-serverUpgrade postgresql18-private-libsUpgrade pg_repackUpgrade postgresql-docsUpgrade postgresql-staticUpgrade postgresql-contribUpgrade postgresql-server-develUpgrade postgisUpgrade postgresql-upgradeUpgrade postgresql-testUpgrade postgresql-private-libsUpgrade postgresql-plpython3Upgrade postgis-docsUpgrade postgresql18-contribUpgrade postgis-utilsUpgrade postgis-upgradeUpgrade postgresql18-plpython3Upgrade postgresql-upgrade-develUpgrade postgresql18-serverUpgrade pgvectorUpgrade postgresql18-testUpgrade postgresql18Upgrade postgresql18-upgrade-develUpgrade postgresql18-test-rpm-macros | Oct 22, 2026 | Aug 13, 2026 |
| Postgres | — | Upgrade to PostgreSQL version 15.19Upgrade to PostgreSQL version 14.24Upgrade to PostgreSQL version 16.15Upgrade to PostgreSQL version 18.6Upgrade to PostgreSQL version 17.11 | Aug 14, 2026 | Aug 13, 2026 |
| Redhat_linux | — | Upgrade postgresqlUpgrade postgisUpgrade postgresql-test-debuginfoUpgrade postgresql-staticUpgrade postgresql18-private-develUpgrade postgresql-private-libsUpgrade postgresql18-server-debuginfoNo solution existsUpgrade postgresql-testUpgrade postgresql-plpython3Upgrade postgresql18-private-libs-debuginfoUpgrade postgresql-plpython3-debuginfoUpgrade pgauditUpgrade postgresql-debugsourceUpgrade postgresql18-plpython3Upgrade postgresql16-debuginfoUpgrade postgresql-upgradeUpgrade postgresql-upgrade-debuginfoUpgrade postgresql18Upgrade postgresql-server-debuginfoUpgrade postgresql-docsUpgrade postgresql18-plpython3-debuginfoUpgrade postgresql18-docsUpgrade postgresql-serverUpgrade postgres-decoderbufsUpgrade postgis-upgradeUpgrade postgis-docsUpgrade postgresql18-upgrade-develUpgrade postgresql18-contribUpgrade postgresql-libsUpgrade postgres-decoderbufs-debugsourceUpgrade postgresql-pltcl-debuginfoUpgrade pg_repack-debugsourceUpgrade postgresql18-testUpgrade postgis-utilsUpgrade pg_repack-debuginfoUpgrade postgresql-server-develUpgrade postgresql18-server-develUpgrade pgvector-debugsourceUpgrade pgaudit-debugsourceUpgrade postgresql-private-develUpgrade postgresql18-staticUpgrade postgresql18-pltcl-debuginfoUpgrade postgresql18-contrib-debuginfoUpgrade postgresql18-test-rpm-macrosUpgrade postgresql18-upgrade-debuginfoUpgrade postgresql18-plperlUpgrade pg_repack | Aug 26, 2026 | Aug 13, 2026 |
| Rocky_linux | — | Upgrade postgresql-server-debuginfoUpgrade pg_repackUpgrade postgresql-debuginfoUpgrade postgresql-private-develUpgrade postgresql-serverUpgrade postgresql-upgrade-debuginfoUpgrade pgaudit-debugsourceUpgrade pgvectorUpgrade postgresql-docsUpgrade postgresqlUpgrade pgauditUpgrade pgvector-debuginfoUpgrade postgresql-pltcl-debuginfoUpgrade postgis-clientUpgrade postgis-debugsourceUpgrade pg_repack-debugsourceUpgrade postgis-upgrade-debuginfoUpgrade postgres-decoderbufs-debuginfoUpgrade postgres-decoderbufsUpgrade postgresql-debugsourceUpgrade postgresql-testUpgrade postgresql-server-develUpgrade postgresql-private-libsUpgrade postgresql-private-libs-debuginfoUpgrade pg_repack-debuginfoUpgrade postgresql-staticUpgrade postgis-client-debuginfoUpgrade postgis-docsUpgrade pgaudit-debuginfoUpgrade postgis-utilsUpgrade postgresql-plperlUpgrade postgis-debuginfoUpgrade postgresql-upgrade-devel-debuginfoUpgrade postgresql-server-devel-debuginfoUpgrade postgres-decoderbufs-debugsourceUpgrade postgresql-plpython3-debuginfoUpgrade postgresql-test-debuginfoUpgrade postgresql-contrib-debuginfoUpgrade postgresql-plpython3Upgrade postgisUpgrade postgresql-docs-debuginfoUpgrade postgresql-contribUpgrade postgresql-upgradeUpgrade postgresql-plperl-debuginfoUpgrade pgvector-debugsourceUpgrade postgresql-upgrade-develUpgrade postgis-upgradeUpgrade postgresql-pltcl | Sep 17, 2026 | Sep 15, 2026 |
| Ubuntu | — | Upgrade postgresql-16Upgrade postgresql-18Upgrade 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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