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.
CVSS Details
- CVSS 3.1 Base Score: 8.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | — | Upgrade postgresql17Upgrade postgresql18Upgrade postgresql15Upgrade postgresql16 | Aug 17, 2026 | Aug 13, 2026 |
| Amazon_linux_2023 | — | Upgrade postgresql17-server-develUpgrade postgresql18-private-develUpgrade postgresql16-private-develUpgrade postgresql16-server-devel-debuginfoUpgrade postgresql16-server-debuginfoUpgrade postgresql16Upgrade postgresql16-docsUpgrade postgresql16-plperl-debuginfoUpgrade postgresql17Upgrade postgresql18-staticUpgrade postgresql15-contrib-debuginfoUpgrade postgresql17-plperlUpgrade postgresql15-pltcl-debuginfoUpgrade postgresql15-test-rpm-macrosUpgrade postgresql17-docsUpgrade postgresql16-testUpgrade postgresql17-contrib-debuginfoUpgrade postgresql16-private-libsUpgrade postgresql17-plpython3Upgrade postgresql15-llvmjit-debuginfoUpgrade postgresql18-private-libs-debuginfoUpgrade postgresql15-plpython3-debuginfoUpgrade postgresql18Upgrade postgresql16-upgrade-debuginfoUpgrade postgresql17-pltclUpgrade postgresql18-server-debuginfoUpgrade postgresql17-upgrade-develUpgrade postgresql15-test-debuginfoUpgrade postgresql16-docs-debuginfoUpgrade postgresql18-plperlUpgrade postgresql15-debuginfoUpgrade postgresql17-llvmjit-debuginfoUpgrade postgresql17-testUpgrade postgresql16-pltclUpgrade postgresql17-debugsourceUpgrade postgresql17-plpython3-debuginfoUpgrade postgresql15-server-devel-debuginfoUpgrade postgresql16-debuginfoUpgrade postgresql18-pltcl-debuginfoUpgrade postgresql17-pltcl-debuginfoUpgrade postgresql17-server-debuginfoUpgrade postgresql18-upgrade-debuginfoUpgrade postgresql18-plpython3Upgrade postgresql15-testUpgrade postgresql16-pltcl-debuginfoUpgrade postgresql18-plpython3-debuginfoUpgrade postgresql18-testUpgrade postgresql17-test-rpm-macrosUpgrade postgresql17-upgradeUpgrade postgresql18-docsUpgrade postgresql18-test-rpm-macrosUpgrade postgresql18-contribUpgrade postgresql18-llvmjitUpgrade postgresql17-private-libsUpgrade postgresql18-upgrade-develUpgrade postgresql15-upgrade-debuginfoUpgrade postgresql16-upgrade-devel-debuginfoUpgrade postgresql17-llvmjitUpgrade postgresql15Upgrade postgresql18-pltclUpgrade postgresql15-plperl-debuginfoUpgrade postgresql15-contribUpgrade postgresql15-private-libs-debuginfoUpgrade postgresql15-server-develUpgrade postgresql17-private-develUpgrade postgresql18-debugsourceUpgrade postgresql17-private-libs-debuginfoUpgrade postgresql16-private-libs-debuginfoUpgrade postgresql15-plperlUpgrade postgresql15-docs-debuginfoUpgrade postgresql18-debuginfoUpgrade postgresql16-test-debuginfoUpgrade postgresql18-llvmjit-debuginfoUpgrade postgresql18-upgradeUpgrade postgresql18-plperl-debuginfoUpgrade postgresql16-server-develUpgrade postgresql16-debugsourceUpgrade postgresql15-staticUpgrade postgresql15-serverUpgrade postgresql15-llvmjitUpgrade postgresql18-private-libsUpgrade postgresql17-upgrade-devel-debuginfoUpgrade postgresql17-plperl-debuginfoUpgrade postgresql15-upgradeUpgrade postgresql16-upgradeUpgrade postgresql16-llvmjit-debuginfoUpgrade postgresql15-debugsourceUpgrade postgresql16-contrib-debuginfoUpgrade postgresql16-plpython3Upgrade postgresql17-upgrade-debuginfoUpgrade postgresql18-serverUpgrade postgresql17-test-debuginfoUpgrade postgresql17-staticUpgrade postgresql17-contribUpgrade postgresql15-plpython3Upgrade postgresql18-docs-debuginfoUpgrade postgresql18-test-debuginfoUpgrade postgresql18-server-devel-debuginfoUpgrade postgresql16-upgrade-develUpgrade postgresql16-test-rpm-macrosUpgrade postgresql16-plpython3-debuginfoUpgrade postgresql17-docs-debuginfoUpgrade postgresql16-llvmjitUpgrade postgresql15-upgrade-develUpgrade postgresql15-server-debuginfoUpgrade postgresql15-private-libsUpgrade postgresql15-docsUpgrade postgresql18-contrib-debuginfoUpgrade postgresql17-server-devel-debuginfoUpgrade postgresql17-serverUpgrade postgresql16-serverUpgrade postgresql16-plperlUpgrade postgresql17-debuginfoUpgrade postgresql16-staticUpgrade postgresql16-contribUpgrade postgresql15-pltclUpgrade postgresql18-upgrade-devel-debuginfoUpgrade postgresql15-private-develUpgrade postgresql18-server-develUpgrade postgresql15-upgrade-devel-debuginfo | Sep 1, 2026 | Aug 13, 2026 |
| Debian | — | Upgrade postgresql-17Upgrade postgresql-15 | Aug 16, 2026 | Aug 16, 2026 |
| Freebsd | — | Upgrade postgresql14-serverUpgrade postgresql15-serverUpgrade postgresql18-serverUpgrade postgresql16-serverUpgrade postgresql17-server | Aug 17, 2026 | Aug 16, 2026 |
| Postgres | — | Upgrade to PostgreSQL version 15.19Upgrade to PostgreSQL version 14.24Upgrade to PostgreSQL version 18.6Upgrade to PostgreSQL version 16.15Upgrade to PostgreSQL version 17.11 | Aug 14, 2026 | Aug 13, 2026 |
| Redhat_linux | — | Upgrade pg_repack-debugsourceUpgrade postgresql-plpython3Upgrade postgresql-staticUpgrade pgauditUpgrade postgresql-testUpgrade postgresql18-server-debuginfoUpgrade postgresql-debugsourceUpgrade postgresql-upgrade-debuginfoUpgrade postgresql-plpython3-debuginfoUpgrade postgresql18-upgrade-develUpgrade postgresql18-plpython3Upgrade postgis-docsUpgrade postgresql18-plperlUpgrade postgresql18-contribUpgrade postgresql18-private-libs-debuginfoUpgrade postgresql-test-debuginfoUpgrade pg_repackUpgrade postgisUpgrade postgresql-pltcl-debuginfoUpgrade postgresql18-docsUpgrade postgresql-docsUpgrade postgresql-serverUpgrade postgresql-upgradeUpgrade postgres-decoderbufs-debugsourceUpgrade postgresql18Upgrade postgresql18-contrib-debuginfoUpgrade postgres-decoderbufsUpgrade postgresql18-upgrade-debuginfoUpgrade postgresqlUpgrade postgresql18-plpython3-debuginfoUpgrade postgresql18-testUpgrade postgis-upgradeUpgrade postgresql18-pltcl-debuginfoUpgrade postgresql-server-debuginfoUpgrade postgresql18-private-develUpgrade postgresql18-staticNo solution existsUpgrade postgresql18-test-rpm-macrosUpgrade postgresql-private-libsUpgrade postgres-decoderbufs-debuginfoUpgrade postgresql18-serverUpgrade pg_repack-debuginfoUpgrade postgresql-plperlUpgrade postgresql-pltclUpgrade postgresql-docs-debuginfoUpgrade postgresql-debuginfoUpgrade postgresql-private-libs-debuginfoUpgrade postgresql-upgrade-devel-debuginfoUpgrade postgresql-server-devel-debuginfoUpgrade pgaudit-debuginfoUpgrade postgis-upgrade-debuginfoUpgrade pgvector-debugsourceUpgrade postgis-client-debuginfoUpgrade postgis-debugsourceUpgrade postgresql-upgrade-develUpgrade postgresql-contrib-debuginfoUpgrade postgresql18-debugsourceUpgrade postgresql-plperl-debuginfoUpgrade postgresql18-plperl-debuginfoUpgrade postgis-clientUpgrade postgresql18-test-debuginfoUpgrade postgresql-private-develUpgrade postgis-utilsUpgrade postgresql-contribUpgrade postgis-debuginfoUpgrade postgresql18-server-develUpgrade pgaudit-debugsourceUpgrade postgresql18-docs-debuginfoUpgrade postgresql-test-rpm-macrosUpgrade postgresql-server-develUpgrade postgresql18-upgrade-devel-debuginfoUpgrade postgresql18-upgradeUpgrade postgresql18-private-libsUpgrade pgvector-debuginfoUpgrade pgvectorUpgrade postgresql18-server-devel-debuginfoUpgrade postgresql18-debuginfo | Aug 26, 2026 | Aug 13, 2026 |
| Rocky_linux | — | Upgrade postgresql-private-libs-debuginfoUpgrade postgresql18-server-debuginfoUpgrade postgresql-private-libsUpgrade postgresql-testUpgrade postgres-decoderbufs-debuginfoUpgrade postgresql18Upgrade postgresql18-docs-debuginfoUpgrade pgaudit-debuginfoUpgrade postgres-decoderbufsUpgrade postgresql18-staticUpgrade pg_repack-debuginfoUpgrade postgis-client-debuginfoUpgrade pg_repackUpgrade postgresql-debugsourceUpgrade postgis-clientUpgrade postgresql-server-develUpgrade pgvectorUpgrade postgresql-pltcl-debuginfoUpgrade pgaudit-debugsourceUpgrade postgresql-private-develUpgrade postgresql18-private-libsUpgrade postgis-debuginfoUpgrade postgresql18-docsUpgrade postgresql-serverUpgrade postgresql-plperlUpgrade postgis-docsUpgrade pgauditUpgrade postgis-utilsUpgrade postgresql18-upgradeUpgrade pg_repack-debugsourceUpgrade postgresql-staticUpgrade postgresql-upgrade-debuginfoUpgrade pgvector-debuginfoUpgrade postgis-debugsourceUpgrade postgresql-docsUpgrade postgresql18-contrib-debuginfoUpgrade postgresql18-debugsourceUpgrade postgresql18-upgrade-debuginfoUpgrade postgresqlUpgrade postgresql18-plpython3Upgrade postgis-upgrade-debuginfoUpgrade postgresql-server-debuginfoUpgrade postgresql-debuginfoUpgrade postgresql18-plpython3-debuginfoUpgrade postgresql18-contribUpgrade postgresql-server-devel-debuginfoUpgrade postgres-decoderbufs-debugsourceUpgrade postgresql-docs-debuginfoUpgrade postgresql-upgrade-devel-debuginfoUpgrade postgresql-pltclUpgrade postgresql18-server-develUpgrade postgresql-plpython3-debuginfoUpgrade postgresql-contrib-debuginfoUpgrade postgresql-contribUpgrade postgresql18-upgrade-develUpgrade postgresql18-testUpgrade postgresql18-private-libs-debuginfoUpgrade postgresql-plpython3Upgrade postgresql-test-debuginfoUpgrade postgresql18-plperl-debuginfoUpgrade postgresql18-serverUpgrade postgresql18-test-debuginfoUpgrade postgresql18-upgrade-devel-debuginfoUpgrade postgresql18-server-devel-debuginfoUpgrade postgisUpgrade pgvector-debugsourceUpgrade postgresql18-debuginfoUpgrade postgresql-upgrade-develUpgrade postgis-upgradeUpgrade postgresql18-private-develUpgrade postgresql18-plperlUpgrade postgresql-upgradeUpgrade postgresql-plperl-debuginfo | Sep 17, 2026 | Sep 15, 2026 |
| Ubuntu | — | Upgrade postgresql-16Upgrade postgresql-14Upgrade postgresql-18 | Aug 20, 2026 | Aug 13, 2026 |
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