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 postgis-utilsUpgrade postgresql-contribUpgrade postgresql-docsUpgrade postgresql-plperlUpgrade pgvectorUpgrade postgis-upgradeUpgrade postgresql-pltclUpgrade postgresql-test-rpm-macrosUpgrade pg_repackUpgrade postgresqlUpgrade postgresql-serverUpgrade postgis-clientUpgrade postgresql-staticUpgrade postgresql-server-develUpgrade postgis-docsUpgrade postgresql-upgrade-develUpgrade postgresql-plpython3Upgrade postgresql-upgradeUpgrade postgresql-private-libsUpgrade pgauditUpgrade postgresql-private-develUpgrade postgresql-testUpgrade postgres-decoderbufsUpgrade postgis | Oct 11, 2026 | Sep 15, 2026 |
| Alpine Linux | — | Upgrade postgresql16Upgrade postgresql17Upgrade postgresql18Upgrade postgresql15 | Aug 17, 2026 | Aug 13, 2026 |
| Amazon_linux_2023 | — | Upgrade postgresql17-upgrade-debuginfoUpgrade postgresql18-plperlUpgrade postgresql18-server-devel-debuginfoUpgrade postgresql18-debuginfoUpgrade postgresql16-plpython3Upgrade postgresql16-private-libsUpgrade postgresql17-pltclUpgrade postgresql15-docs-debuginfoUpgrade postgresql16-contribUpgrade postgresql18-private-develUpgrade postgresql18-test-rpm-macrosUpgrade postgresql15Upgrade postgresql18-testUpgrade postgresql17-pltcl-debuginfoUpgrade postgresql16-staticUpgrade postgresql17-debugsourceUpgrade postgresql18-pltcl-debuginfoUpgrade postgresql15-plperl-debuginfoUpgrade postgresql15-plpython3-debuginfoUpgrade postgresql16-testUpgrade postgresql15-private-libs-debuginfoUpgrade postgresql17-llvmjitUpgrade postgresql16-test-rpm-macrosUpgrade postgresql17-serverUpgrade postgresql17-upgrade-devel-debuginfoUpgrade postgresql16-plperlUpgrade postgresql16-server-develUpgrade postgresql18-server-debuginfoUpgrade postgresql15-pltclUpgrade postgresql17-docs-debuginfoUpgrade postgresql15-debugsourceUpgrade postgresql18-docsUpgrade postgresql16-plpython3-debuginfoUpgrade postgresql16-plperl-debuginfoUpgrade postgresql16-serverUpgrade postgresql18-contrib-debuginfoUpgrade postgresql15-private-develUpgrade postgresql15-test-debuginfoUpgrade postgresql17-test-debuginfoUpgrade postgresql15-upgrade-debuginfoUpgrade postgresql17-staticUpgrade postgresql16-docsUpgrade postgresql17-upgrade-develUpgrade postgresql15-llvmjitUpgrade postgresql16-server-debuginfoUpgrade postgresql17Upgrade postgresql17-docsUpgrade postgresql17-plpython3Upgrade postgresql18-plperl-debuginfoUpgrade postgresql15-upgrade-devel-debuginfoUpgrade postgresql17-contribUpgrade postgresql16-llvmjitUpgrade postgresql17-upgradeUpgrade postgresql17-plpython3-debuginfoUpgrade postgresql15-test-rpm-macrosUpgrade postgresql15-testUpgrade postgresql15-plperlUpgrade postgresql15-contribUpgrade postgresql18-upgrade-develUpgrade postgresql18-contribUpgrade postgresql15-contrib-debuginfoUpgrade postgresql17-server-debuginfoUpgrade postgresql17-testUpgrade postgresql17-debuginfoUpgrade postgresql16-upgradeUpgrade postgresql16-test-debuginfoUpgrade postgresql16Upgrade postgresql18-docs-debuginfoUpgrade postgresql16-upgrade-develUpgrade postgresql16-server-devel-debuginfoUpgrade postgresql16-pltcl-debuginfoUpgrade postgresql18-staticUpgrade postgresql18-serverUpgrade postgresql17-plperlUpgrade postgresql17-contrib-debuginfoUpgrade postgresql17-plperl-debuginfoUpgrade postgresql17-server-develUpgrade postgresql16-private-develUpgrade postgresql16-contrib-debuginfoUpgrade postgresql18-private-libsUpgrade postgresql18-debugsourceUpgrade postgresql18-upgrade-devel-debuginfoUpgrade postgresql18-upgrade-debuginfoUpgrade postgresql18-server-develUpgrade postgresql16-private-libs-debuginfoUpgrade postgresql16-docs-debuginfoUpgrade postgresql15-upgrade-develUpgrade postgresql15-server-devel-debuginfoUpgrade postgresql16-pltclUpgrade postgresql16-llvmjit-debuginfoUpgrade postgresql18-plpython3Upgrade postgresql16-debugsourceUpgrade postgresql15-upgradeUpgrade postgresql15-staticUpgrade postgresql15-serverUpgrade postgresql15-debuginfoUpgrade postgresql18-test-debuginfoUpgrade postgresql15-pltcl-debuginfoUpgrade postgresql17-private-libsUpgrade postgresql18-upgradeUpgrade postgresql16-upgrade-devel-debuginfoUpgrade postgresql15-docsUpgrade postgresql18-llvmjit-debuginfoUpgrade postgresql18-llvmjitUpgrade postgresql17-server-devel-debuginfoUpgrade postgresql17-private-libs-debuginfoUpgrade postgresql15-server-debuginfoUpgrade postgresql18Upgrade postgresql17-test-rpm-macrosUpgrade postgresql17-private-develUpgrade postgresql17-llvmjit-debuginfoUpgrade postgresql16-upgrade-debuginfoUpgrade postgresql16-debuginfoUpgrade postgresql15-private-libsUpgrade postgresql15-llvmjit-debuginfoUpgrade postgresql18-private-libs-debuginfoUpgrade postgresql15-server-develUpgrade postgresql15-plpython3Upgrade postgresql18-pltclUpgrade postgresql18-plpython3-debuginfo | Sep 1, 2026 | Aug 13, 2026 |
| Debian | — | Upgrade postgresql-15Upgrade postgresql-17 | Aug 16, 2026 | Aug 16, 2026 |
| Freebsd | — | Upgrade postgresql18-serverUpgrade postgresql17-serverUpgrade postgresql16-serverUpgrade postgresql14-serverUpgrade postgresql15-server | Aug 17, 2026 | Aug 16, 2026 |
| Postgres | — | Upgrade to PostgreSQL version 14.24Upgrade to PostgreSQL version 18.6Upgrade to PostgreSQL version 15.19Upgrade to PostgreSQL version 17.11Upgrade to PostgreSQL version 16.15 | Aug 14, 2026 | Aug 13, 2026 |
| Redhat_linux | — | Upgrade postgresql-plperl-debuginfoUpgrade postgresql-plperlUpgrade postgresql18-testUpgrade postgis-clientUpgrade postgresql-staticUpgrade postgresql18-plperlUpgrade postgresql18-upgradeUpgrade postgres-decoderbufsUpgrade postgres-decoderbufs-debuginfoUpgrade postgresql18-docsUpgrade postgresql-docsUpgrade postgresql18-private-develUpgrade postgresql-test-debuginfoUpgrade postgresql-upgrade-devel-debuginfoUpgrade postgresql18-pltcl-debuginfoUpgrade pg_repackUpgrade postgresql18-debuginfoUpgrade postgresql-pltcl-debuginfoUpgrade postgresql-private-develUpgrade postgresql18-contrib-debuginfoUpgrade postgresql18-server-devel-debuginfoUpgrade postgresql-contribUpgrade postgresql18-server-debuginfoUpgrade pgauditUpgrade postgis-upgradeUpgrade postgresql18-test-rpm-macrosUpgrade pg_repack-debugsourceUpgrade postgresql18-serverUpgrade postgresql18-upgrade-debuginfoUpgrade postgresql-server-develNo solution existsUpgrade postgresql-private-libsUpgrade postgresql18-plpython3-debuginfoUpgrade postgresql-test-rpm-macrosUpgrade postgresql16-debuginfoUpgrade pg_repack-debuginfoUpgrade postgresql-upgrade-develUpgrade pgaudit-debugsourceUpgrade postgresql-serverUpgrade postgresql-testUpgrade postgresql18-upgrade-devel-debuginfoUpgrade postgis-upgrade-debuginfoUpgrade postgis-utilsUpgrade postgresql18-private-libs-debuginfoUpgrade postgresql18-plpython3Upgrade postgresql-docs-debuginfoUpgrade postgis-client-debuginfoUpgrade postgresql18-private-libsUpgrade postgresqlUpgrade postgresql18-upgrade-develUpgrade postgresql18Upgrade postgresql18-plperl-debuginfoUpgrade postgresql-server-devel-debuginfoUpgrade postgresql-upgrade-debuginfoUpgrade pgvector-debuginfoUpgrade postgresql-contrib-debuginfoUpgrade postgres-decoderbufs-debugsourceUpgrade postgresql-upgradeUpgrade postgis-docsUpgrade postgisUpgrade postgresql18-debugsourceUpgrade postgresql-plpython3-debuginfoUpgrade pgaudit-debuginfoUpgrade postgresql18-test-debuginfoUpgrade postgresql-server-debuginfoUpgrade postgresql-debuginfoUpgrade postgresql18-contribUpgrade pgvector-debugsourceUpgrade postgresql18-server-develUpgrade postgresql-debugsourceUpgrade postgresql16-debugsourceUpgrade postgresql18-docs-debuginfoUpgrade pgvectorUpgrade postgis-debugsourceUpgrade postgresql18-staticUpgrade postgresql-plpython3Upgrade postgresql-pltclUpgrade postgresql-private-libs-debuginfoUpgrade postgis-debuginfo | Sep 1, 2026 | Aug 13, 2026 |
| Rocky_linux | — | Upgrade pg_repack-debuginfoUpgrade pg_repack-debugsourceUpgrade postgresql-server-develUpgrade postgresql16-debuginfoUpgrade postgis-upgradeUpgrade postgis-docsUpgrade postgresql-docs-debuginfoUpgrade postgresql-private-libs-debuginfoUpgrade postgresql-upgrade-develUpgrade postgresql-upgrade-devel-debuginfoUpgrade postgresql16-debugsourceUpgrade postgisUpgrade postgresql-debugsourceUpgrade postgresql-pltcl-debuginfoUpgrade postgresql-plpython3-debuginfoUpgrade postgresql-server-debuginfoUpgrade pgaudit-debuginfoUpgrade pgaudit-debugsourceUpgrade postgresql-private-libsUpgrade postgresql-upgradeUpgrade postgresql-plpython3Upgrade postgresql-server-devel-debuginfoUpgrade pgvector-debuginfoUpgrade pgvector-debugsourceUpgrade postgres-decoderbufs-debugsourceUpgrade postgis-utilsUpgrade postgresql-contrib-debuginfoUpgrade postgres-decoderbufsUpgrade postgresql-serverUpgrade postgresql-testUpgrade postgis-clientUpgrade postgresql-plperlUpgrade postgresql-test-debuginfoUpgrade postgresql-upgrade-debuginfoUpgrade postgresql-private-develUpgrade pgauditUpgrade postgresql-contribUpgrade postgres-decoderbufs-debuginfoUpgrade postgis-debugsourceUpgrade postgresql-staticUpgrade postgresql-docsUpgrade postgresql-debuginfoUpgrade postgis-client-debuginfoUpgrade pg_repackUpgrade pgvectorUpgrade postgresql-pltclUpgrade postgis-debuginfoUpgrade postgresql-plperl-debuginfoUpgrade postgresqlUpgrade postgis-upgrade-debuginfo | Sep 17, 2026 | Sep 15, 2026 |
| Ubuntu | — | Upgrade postgresql-18Upgrade postgresql-14Upgrade postgresql-16 | Aug 20, 2026 | Aug 13, 2026 |
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