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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 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-staticUpgrade postgresql-contribUpgrade postgresqlUpgrade postgresql-test-rpm-macrosUpgrade postgresql-serverUpgrade postgresql-plperlUpgrade pg_repackUpgrade postgis-clientUpgrade postgresql-docsUpgrade pgvectorUpgrade postgis-upgradeUpgrade postgresql-pltclUpgrade postgis-utilsUpgrade postgresql-upgrade-develUpgrade postgresql-server-develUpgrade postgresql-private-libsUpgrade postgresql-upgradeUpgrade postgresql-private-develUpgrade pgauditUpgrade postgisUpgrade postgres-decoderbufsUpgrade postgresql-testUpgrade postgresql-plpython3Upgrade postgis-docs | Oct 11, 2026 | Sep 15, 2026 |
| Alpine Linux | — | Upgrade postgresql17Upgrade postgresql15Upgrade postgresql18Upgrade postgresql16 | Aug 17, 2026 | Aug 13, 2026 |
| Amazon Linux Ami 2 | — | Upgrade postgresql-server-develUpgrade postgresql-contribUpgrade postgresql-llvmjitUpgrade postgresql-upgradeUpgrade postgresql-staticUpgrade postgresql-debuginfoUpgrade postgresql-plpython3Upgrade postgresql-upgrade-develUpgrade postgresql-plperlUpgrade postgresql-docsUpgrade postgresql-test-rpm-macrosUpgrade postgresql-serverUpgrade postgresql-testUpgrade postgresqlUpgrade postgresql-pltcl | Oct 19, 2026 | Oct 19, 2026 |
| Amazon_linux_2023 | — | Upgrade postgresql15-contribUpgrade postgresql17-private-libsUpgrade postgresql17-plperl-debuginfoUpgrade postgresql15-contrib-debuginfoUpgrade postgresql15-plperlUpgrade postgresql16-upgrade-develUpgrade postgresql18-docs-debuginfoUpgrade postgresql15-llvmjit-debuginfoUpgrade postgresql18-staticUpgrade postgresql17-test-rpm-macrosUpgrade postgresql18Upgrade postgresql18-private-libs-debuginfoUpgrade postgresql16-llvmjitUpgrade postgresql16-upgrade-debuginfoUpgrade postgresql17-llvmjit-debuginfoUpgrade postgresql17-private-develUpgrade postgresql18-contribUpgrade postgresql17-contribUpgrade postgresql17-plpython3-debuginfoUpgrade postgresql16-upgradeUpgrade postgresql17-debuginfoUpgrade postgresql16-test-debuginfoUpgrade postgresql17-server-debuginfoUpgrade postgresql15-plpython3Upgrade postgresql15-server-develUpgrade postgresql16Upgrade postgresql17-testUpgrade postgresql15-testUpgrade postgresql18-pltclUpgrade postgresql17-server-develUpgrade postgresql15-private-libsUpgrade postgresql18-debugsourceUpgrade postgresql18-private-libsUpgrade postgresql15-server-debuginfoUpgrade postgresql16-server-devel-debuginfoUpgrade postgresql16-debuginfoUpgrade postgresql16-pltcl-debuginfoUpgrade postgresql18-plpython3-debuginfoUpgrade postgresql17-plperlUpgrade postgresql18-serverUpgrade postgresql15-debuginfoUpgrade postgresql15-test-rpm-macrosUpgrade postgresql15-staticUpgrade postgresql15-upgrade-devel-debuginfoUpgrade postgresql17-contrib-debuginfoUpgrade postgresql18-upgrade-develUpgrade postgresql17-upgradeUpgrade postgresql15-upgradeUpgrade postgresql16-llvmjit-debuginfoUpgrade postgresql15-server-devel-debuginfoUpgrade postgresql15-upgrade-develUpgrade postgresql18-upgrade-devel-debuginfoUpgrade postgresql16-docs-debuginfoUpgrade postgresql16-contrib-debuginfoUpgrade postgresql18-server-develUpgrade postgresql18-upgrade-debuginfoUpgrade postgresql16-private-libs-debuginfoUpgrade postgresql16-private-develUpgrade postgresql18-llvmjit-debuginfoUpgrade postgresql15-serverUpgrade postgresql16-debugsourceUpgrade postgresql18-plpython3Upgrade postgresql18-test-debuginfoUpgrade postgresql16-pltclUpgrade postgresql15-pltcl-debuginfoUpgrade postgresql18-upgradeUpgrade postgresql16-upgrade-devel-debuginfoUpgrade postgresql17-private-libs-debuginfoUpgrade postgresql15-docsUpgrade postgresql17-server-devel-debuginfoUpgrade postgresql18-llvmjitUpgrade postgresql17-pltclUpgrade postgresql18-test-rpm-macrosUpgrade postgresql17-upgrade-debuginfoUpgrade postgresql18-testUpgrade postgresql17-upgrade-develUpgrade postgresql16-plpython3Upgrade postgresql16-test-rpm-macrosUpgrade postgresql15Upgrade postgresql17-debugsourceUpgrade postgresql15-docs-debuginfoUpgrade postgresql17-serverUpgrade postgresql15-private-libs-debuginfoUpgrade postgresql18-debuginfoUpgrade postgresql17-llvmjitUpgrade postgresql16-server-develUpgrade postgresql18-private-develUpgrade postgresql16-testUpgrade postgresql18-docsUpgrade postgresql18-plperlUpgrade postgresql18-server-devel-debuginfoUpgrade postgresql18-contrib-debuginfoUpgrade postgresql16-private-libsUpgrade postgresql17-test-debuginfoUpgrade postgresql17Upgrade postgresql16-plperlUpgrade postgresql17-staticUpgrade postgresql17-plpython3Upgrade postgresql17-docsUpgrade postgresql16-server-debuginfoUpgrade postgresql16-plpython3-debuginfoUpgrade postgresql16-plperl-debuginfoUpgrade postgresql16-docsUpgrade postgresql15-upgrade-debuginfoUpgrade postgresql15-test-debuginfoUpgrade postgresql15-private-develUpgrade postgresql18-server-debuginfoUpgrade postgresql18-plperl-debuginfoUpgrade postgresql15-llvmjitUpgrade postgresql16-contribUpgrade postgresql17-docs-debuginfoUpgrade postgresql16-serverUpgrade postgresql15-debugsourceUpgrade postgresql15-pltclUpgrade postgresql18-pltcl-debuginfoUpgrade postgresql17-upgrade-devel-debuginfoUpgrade postgresql17-pltcl-debuginfoUpgrade postgresql16-staticUpgrade postgresql15-plpython3-debuginfoUpgrade postgresql15-plperl-debuginfo | Sep 1, 2026 | Aug 13, 2026 |
| Debian | — | Upgrade postgresql-17Upgrade postgresql-15 | Aug 16, 2026 | Aug 16, 2026 |
| Freebsd | — | Upgrade postgresql17-serverUpgrade postgresql16-serverUpgrade postgresql18-serverUpgrade postgresql14-serverUpgrade postgresql15-server | Aug 17, 2026 | Aug 16, 2026 |
| Oracle_linux | — | Upgrade postgresql-plpython3Upgrade pgauditUpgrade postgresql-upgradeUpgrade postgresql18-upgrade-develUpgrade pgvectorUpgrade postgresql18-server-develUpgrade postgresql18-upgradeUpgrade postgresql-docsUpgrade postgresql-test-rpm-macrosUpgrade postgresql-staticUpgrade postgisUpgrade postgresql-contribUpgrade postgresql-upgrade-develUpgrade postgis-upgradeUpgrade postgres-decoderbufsUpgrade postgresql18-serverUpgrade postgresql18-plperlUpgrade postgresql18-test-rpm-macrosUpgrade postgis-docsUpgrade postgresql18-docsUpgrade postgresql-private-develUpgrade postgresql-server-develUpgrade postgresql18-plpython3Upgrade postgresql18-private-develUpgrade pg_repackUpgrade postgresql-plperlUpgrade postgis-utilsUpgrade postgresql-serverUpgrade postgresqlUpgrade postgresql-private-libsUpgrade postgis-clientUpgrade postgresql-testUpgrade postgresql18-contribUpgrade postgresql18Upgrade postgresql-pltclUpgrade postgresql18-testUpgrade postgresql18-private-libsUpgrade postgresql18-static | Oct 22, 2026 | Aug 13, 2026 |
| Postgres | — | Upgrade to PostgreSQL version 16.15Upgrade to PostgreSQL version 15.19Upgrade to PostgreSQL version 17.11Upgrade to PostgreSQL version 18.6Upgrade to PostgreSQL version 14.24 | Aug 14, 2026 | Aug 13, 2026 |
| Redhat_linux | — | Upgrade postgresql-plperl-debuginfoUpgrade postgresql-pltcl-debuginfoUpgrade postgresql-private-develUpgrade postgresql18-server-debuginfoUpgrade postgresql18-docsUpgrade postgresql18-private-develUpgrade postgres-decoderbufsUpgrade postgresql-plperlUpgrade postgis-clientUpgrade postgresql18-testUpgrade postgresql18-plperlUpgrade postgresql-staticUpgrade postgresql18-serverUpgrade postgresql-docsUpgrade postgresql-test-debuginfoUpgrade postgis-upgradeUpgrade pg_repack-debugsourceUpgrade postgresql-develUpgrade pg_repackUpgrade postgresql18-debuginfoUpgrade postgresql-contribUpgrade postgresql18-pltcl-debuginfoUpgrade postgresql18-test-rpm-macrosUpgrade postgresql18-contrib-debuginfoUpgrade pgauditUpgrade postgresql-upgrade-devel-debuginfoUpgrade postgres-decoderbufs-debuginfoUpgrade postgresql18-server-devel-debuginfoUpgrade postgresql18-upgradeUpgrade pgvectorUpgrade postgresql18-upgrade-debuginfoUpgrade postgresql18-server-develUpgrade pg_repack-debuginfoUpgrade postgresql18-private-libs-debuginfoUpgrade postgresql18-staticUpgrade postgis-utilsUpgrade postgis-debugsourceUpgrade postgis-upgrade-debuginfoUpgrade postgresql-libsUpgrade postgis-docsUpgrade pgaudit-debuginfoUpgrade pgaudit-debugsourceUpgrade postgresql-docs-debuginfoUpgrade postgresql-upgrade-develUpgrade pgvector-debugsourceUpgrade postgresql18-plpython3Upgrade postgresql18-contribUpgrade postgresql18-upgrade-devel-debuginfoUpgrade postgresql-server-debuginfoUpgrade postgresql18-docs-debuginfoUpgrade postgresql16-debuginfoUpgrade postgresql-pltclUpgrade postgresql16-debugsourceUpgrade postgresql-testUpgrade postgresql-plpython3No solution existsUpgrade postgresql-plpythonUpgrade postgresql-contrib-debuginfoUpgrade postgresql-debugsourceUpgrade postgresql-private-libsUpgrade postgresql-private-libs-debuginfoUpgrade postgresql-upgradeUpgrade postgresql-server-develUpgrade postgis-client-debuginfoUpgrade postgresql18-private-libsUpgrade postgresqlUpgrade postgresql-test-rpm-macrosUpgrade postgresql-upgrade-debuginfoUpgrade postgres-decoderbufs-debugsourceUpgrade postgresql18-test-debuginfoUpgrade postgresql18-plperl-debuginfoUpgrade postgresql18-debugsourceUpgrade postgresql18Upgrade postgresql18-upgrade-develUpgrade postgresql-plpython3-debuginfoUpgrade postgisUpgrade postgresql-debuginfoUpgrade pgvector-debuginfoUpgrade postgis-debuginfoUpgrade postgresql-server-devel-debuginfoUpgrade postgresql-serverUpgrade postgresql18-plpython3-debuginfo | Sep 1, 2026 | Aug 13, 2026 |
| Rocky_linux | — | Upgrade postgres-decoderbufsUpgrade postgis-clientUpgrade postgresql-private-develUpgrade postgresql-plperl-debuginfoUpgrade postgresql-contribUpgrade postgresql-debuginfoUpgrade postgres-decoderbufs-debuginfoUpgrade postgresql-staticUpgrade pgvectorUpgrade postgresql-docsUpgrade postgis-debugsourceUpgrade pgauditUpgrade postgresql-pltclUpgrade pg_repackUpgrade postgresql-test-debuginfoUpgrade postgresql-plperlUpgrade postgresql-testUpgrade postgis-debuginfoUpgrade postgresql-upgrade-debuginfoUpgrade postgis-client-debuginfoUpgrade postgis-upgrade-debuginfoUpgrade postgresql-serverUpgrade postgresqlUpgrade pgaudit-debugsourceUpgrade postgresql-server-devel-debuginfoUpgrade postgresql-contrib-debuginfoUpgrade postgresql-debugsourceUpgrade pg_repack-debugsourceUpgrade pg_repack-debuginfoUpgrade postgresql-private-libs-debuginfoUpgrade postgresql-server-develUpgrade postgis-upgradeUpgrade postgresql-upgrade-develUpgrade postgresql-server-debuginfoUpgrade postgresql-upgradeUpgrade postgis-docsUpgrade postgresql-upgrade-devel-debuginfoUpgrade postgresql-private-libsUpgrade postgresql-pltcl-debuginfoUpgrade postgisUpgrade postgresql-docs-debuginfoUpgrade postgis-utilsUpgrade postgresql-plpython3-debuginfoUpgrade postgresql-plpython3Upgrade pgvector-debugsourceUpgrade pgvector-debuginfoUpgrade pgaudit-debuginfoUpgrade postgres-decoderbufs-debugsource | Sep 17, 2026 | Sep 15, 2026 |
| Ubuntu | — | Upgrade postgresql-14Upgrade postgresql-18Upgrade postgresql-16 | 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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