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 postgresql16-serverUpgrade postgresql16-server-develUpgrade postgresql16-plperlUpgrade postgresql16-test-debuginfoUpgrade postgresql17-staticUpgrade postgresql18-docs-debuginfoUpgrade postgresql15-upgrade-devel-debuginfoUpgrade postgresql17-contribUpgrade postgresql17-debuginfoUpgrade postgresql16-llvmjit-debuginfoUpgrade postgresql16-staticUpgrade postgresql18-upgrade-devel-debuginfoUpgrade postgresql15-plpython3Upgrade postgresql16-contribUpgrade postgresql15-private-develUpgrade postgresql17-private-develUpgrade postgresql17-test-debuginfoUpgrade postgresql18-serverUpgrade postgresql16-plpython3Upgrade postgresql18-plperl-debuginfoUpgrade postgresql15-server-debuginfoUpgrade postgresql16-contrib-debuginfoUpgrade postgresql15-private-libsUpgrade postgresql18-upgradeUpgrade postgresql18-test-debuginfoUpgrade postgresql16-test-rpm-macrosUpgrade postgresql15-staticUpgrade postgresql18-server-devel-debuginfoUpgrade postgresql17-server-devel-debuginfoUpgrade postgresql16-upgrade-develUpgrade postgresql15-pltclUpgrade postgresql18-llvmjit-debuginfoUpgrade postgresql15-docsUpgrade postgresql15-upgrade-develUpgrade postgresql18-contrib-debuginfoUpgrade postgresql16-llvmjitUpgrade postgresql18-private-libsUpgrade postgresql15-llvmjitUpgrade postgresql15-serverUpgrade postgresql16-plpython3-debuginfoUpgrade postgresql16-upgradeUpgrade postgresql15-upgradeUpgrade postgresql17-plperl-debuginfoUpgrade postgresql16-debugsourceUpgrade postgresql17-upgrade-devel-debuginfoUpgrade postgresql17-docs-debuginfoUpgrade postgresql17-serverUpgrade postgresql18-server-develUpgrade postgresql17-private-libs-debuginfoUpgrade postgresql18-debugsourceUpgrade postgresql15-docs-debuginfoUpgrade postgresql15-plperlUpgrade postgresql18-debuginfoUpgrade postgresql16-private-libs-debuginfoUpgrade postgresql17-upgrade-debuginfoUpgrade postgresql15-debugsourceUpgrade postgresql17-private-libsUpgrade postgresql18-llvmjitUpgrade postgresql18-contribUpgrade postgresql16-upgrade-devel-debuginfoUpgrade postgresql15-plperl-debuginfoUpgrade postgresql15Upgrade postgresql18-test-rpm-macrosUpgrade postgresql18-private-develUpgrade postgresql16-server-debuginfoUpgrade postgresql16-private-develUpgrade postgresql18-upgrade-debuginfoUpgrade postgresql18-pltcl-debuginfoUpgrade postgresql18-plperlUpgrade postgresql17-upgrade-develUpgrade postgresql17-pltclUpgrade postgresql16-upgrade-debuginfoUpgrade postgresql16-docs-debuginfoUpgrade postgresql15-test-debuginfoUpgrade postgresql18-server-debuginfoUpgrade postgresql15-debuginfoUpgrade postgresql18Upgrade postgresql17-plpython3Upgrade postgresql17-contrib-debuginfoUpgrade postgresql16-testUpgrade postgresql16-private-libsUpgrade postgresql18-private-libs-debuginfoUpgrade postgresql15-llvmjit-debuginfoUpgrade postgresql15-plpython3-debuginfoUpgrade postgresql17Upgrade postgresql17-server-develUpgrade postgresql15-server-develUpgrade postgresql18-plpython3Upgrade postgresql15-server-devel-debuginfoUpgrade postgresql15-private-libs-debuginfoUpgrade postgresql15-contribUpgrade postgresql17-testUpgrade postgresql16-pltclUpgrade postgresql16-debuginfoUpgrade postgresql17-plpython3-debuginfoUpgrade postgresql17-plperlUpgrade postgresql17-pltcl-debuginfoUpgrade postgresql17-server-debuginfoUpgrade postgresql17-llvmjit-debuginfoUpgrade postgresql15-contrib-debuginfoUpgrade postgresql16-server-devel-debuginfoUpgrade postgresql18-staticUpgrade postgresql16-plperl-debuginfoUpgrade postgresql16-docsUpgrade postgresql16Upgrade postgresql15-test-rpm-macrosUpgrade postgresql15-pltcl-debuginfoUpgrade postgresql15-upgrade-debuginfoUpgrade postgresql17-debugsourceUpgrade postgresql18-docsUpgrade postgresql16-pltcl-debuginfoUpgrade postgresql18-upgrade-develUpgrade postgresql18-testUpgrade postgresql15-testUpgrade postgresql18-plpython3-debuginfoUpgrade postgresql17-upgradeUpgrade postgresql17-test-rpm-macrosUpgrade postgresql17-llvmjitUpgrade postgresql17-docsUpgrade postgresql18-pltcl | Sep 1, 2026 | Aug 13, 2026 |
| Debian | — | Upgrade postgresql-15Upgrade postgresql-17 | Aug 16, 2026 | Aug 16, 2026 |
| Freebsd | — | Upgrade postgresql18-serverUpgrade postgresql16-serverUpgrade postgresql17-serverUpgrade postgresql15-serverUpgrade postgresql14-server | Aug 17, 2026 | Aug 16, 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 postgresql-debugsourceUpgrade postgresql-upgrade-debuginfoUpgrade pgauditUpgrade postgresql18-private-develUpgrade postgresql18-staticUpgrade postgresql18-upgrade-debuginfoUpgrade postgresqlUpgrade postgresql18-pltcl-debuginfoUpgrade postgresql16-debuginfoUpgrade postgisUpgrade postgresql-staticUpgrade postgresql-upgradeUpgrade postgresql-private-libsUpgrade postgresql18-contrib-debuginfoUpgrade postgresql18-test-rpm-macrosUpgrade postgresql18-server-debuginfoUpgrade postgresql18-testUpgrade postgres-decoderbufsUpgrade postgresql-docsUpgrade pg_repackUpgrade postgresql-serverUpgrade postgis-docsUpgrade postgresql18-upgrade-develUpgrade postgresql-server-debuginfoUpgrade postgis-upgradeNo solution existsUpgrade postgresql18-plpython3Upgrade postgresql-test-debuginfoUpgrade postgresql18Upgrade postgresql18-docsUpgrade pg_repack-debugsourceUpgrade postgresql18-plperlUpgrade postgresql18-plpython3-debuginfoUpgrade postgres-decoderbufs-debugsourceUpgrade postgresql-plpython3-debuginfoUpgrade postgresql-pltcl-debuginfoUpgrade postgresql-testUpgrade postgresql18-contribUpgrade postgresql-plpython3Upgrade postgresql18-private-libs-debuginfoUpgrade postgresql18-docs-debuginfoUpgrade postgresql18-debuginfoUpgrade pgaudit-debugsourceUpgrade postgresql16-debugsourceUpgrade postgresql-private-libs-debuginfoUpgrade postgis-upgrade-debuginfoUpgrade postgresql-debuginfoUpgrade postgresql18-private-libsUpgrade postgresql18-plperl-debuginfoUpgrade pgvector-debuginfoUpgrade pgvectorUpgrade postgresql18-test-debuginfoUpgrade postgresql-plperl-debuginfoUpgrade postgresql-plperlUpgrade postgresql-server-develUpgrade postgresql-upgrade-devel-debuginfoUpgrade postgres-decoderbufs-debuginfoUpgrade postgresql18-serverUpgrade postgresql-server-devel-debuginfoUpgrade postgresql-private-develUpgrade pg_repack-debuginfoUpgrade pgaudit-debuginfoUpgrade postgis-debuginfoUpgrade postgis-utilsUpgrade postgresql18-server-develUpgrade postgresql-contribUpgrade postgresql-upgrade-develUpgrade postgresql-contrib-debuginfoUpgrade postgis-client-debuginfoUpgrade postgis-debugsourceUpgrade postgresql18-debugsourceUpgrade postgresql-test-rpm-macrosUpgrade postgresql18-server-devel-debuginfoUpgrade postgresql18-upgradeUpgrade postgis-clientUpgrade postgresql-pltclUpgrade postgresql-docs-debuginfoUpgrade pgvector-debugsourceUpgrade postgresql18-upgrade-devel-debuginfo | Aug 26, 2026 | Aug 13, 2026 |
| Rocky_linux | — | Upgrade postgis-debuginfoUpgrade postgresql-upgrade-debuginfoUpgrade postgresql18-contribUpgrade postgresql18-docsUpgrade postgresql-private-develUpgrade postgresql-serverUpgrade postgresql-pltcl-debuginfoUpgrade pgaudit-debugsourceUpgrade postgresql18-upgrade-debuginfoUpgrade pgvectorUpgrade pg_repackUpgrade postgresql16-debuginfoUpgrade postgresql-debuginfoUpgrade postgresql-server-debuginfoUpgrade postgresql18-debugsourceUpgrade postgresql18-server-debuginfoUpgrade postgresqlUpgrade postgresql-docsUpgrade postgresql18-contrib-debuginfoUpgrade postgis-debugsourceUpgrade postgresql18-plpython3Upgrade postgresql18-upgradeUpgrade pg_repack-debugsourceUpgrade pgauditUpgrade postgis-docsUpgrade postgres-decoderbufsUpgrade postgresql18-plpython3-debuginfoUpgrade pgaudit-debuginfoUpgrade pgvector-debuginfoUpgrade postgresql-testUpgrade postgresql-private-libs-debuginfoUpgrade postgresql-staticUpgrade postgis-utilsUpgrade postgresql-debugsourceUpgrade postgis-clientUpgrade postgresql18-staticUpgrade postgis-upgrade-debuginfoUpgrade postgresql18-docs-debuginfoUpgrade postgis-client-debuginfoUpgrade postgresql-server-develUpgrade postgres-decoderbufs-debuginfoUpgrade postgresql-private-libsUpgrade postgresql-plperlUpgrade postgresql18Upgrade pg_repack-debuginfoUpgrade postgresql18-private-libsUpgrade postgresql-plperl-debuginfoUpgrade postgis-upgradeUpgrade postgresql18-private-develUpgrade postgresql-test-debuginfoUpgrade pgvector-debugsourceUpgrade postgresql16-debugsourceUpgrade postgresql18-debuginfoUpgrade postgresql-upgrade-develUpgrade postgresql18-plperlUpgrade postgresql-upgradeUpgrade postgisUpgrade postgresql18-upgrade-develUpgrade postgresql18-testUpgrade postgresql-plpython3Upgrade postgresql-docs-debuginfoUpgrade postgresql18-upgrade-devel-debuginfoUpgrade postgresql18-test-debuginfoUpgrade postgresql18-server-devel-debuginfoUpgrade postgresql-contribUpgrade postgresql18-private-libs-debuginfoUpgrade postgresql-plpython3-debuginfoUpgrade postgresql-pltclUpgrade postgresql18-server-develUpgrade postgresql-contrib-debuginfoUpgrade postgresql-upgrade-devel-debuginfoUpgrade postgresql18-serverUpgrade postgresql-server-devel-debuginfoUpgrade postgres-decoderbufs-debugsourceUpgrade postgresql18-plperl-debuginfo | Sep 17, 2026 | Sep 15, 2026 |
| Ubuntu | — | Upgrade postgresql-14Upgrade postgresql-18Upgrade postgresql-16 | Aug 20, 2026 | Aug 13, 2026 |
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