Heap buffer overflow in PostgreSQL pg_trgm allows a database user to achieve unknown impacts via a crafted input string. The attacker has limited control over the byte patterns to be written, but we have not ruled out the viability of attacks that lead to privilege escalation. PostgreSQL 18.1 and 18.0 are affected.
CVSS Details
- CVSS 3.1 Base Score: 8.2
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade postgresql18-private-libsUpgrade postgresql18-upgrade-develUpgrade postgresql18-test-rpm-macrosUpgrade postgresql18-staticUpgrade postgresql18-plperlUpgrade postgresql18-contribUpgrade postgresql18Upgrade postgresql18-testUpgrade postgresql18-plpython3Upgrade postgresql18-upgradeUpgrade postgresql18-server-develUpgrade postgresql18-serverUpgrade postgresql18-docsUpgrade postgresql18-private-devel | Oct 27, 2026 | May 19, 2026 |
| Alpine Linux | — | Upgrade postgresql16Upgrade postgresql15Upgrade postgresql17Upgrade postgresql18 | Feb 16, 2026 | Feb 12, 2026 |
| Freebsd | — | Upgrade postgresql15-serverUpgrade postgresql18-serverUpgrade postgresql14-serverUpgrade postgresql16-serverUpgrade postgresql17-server | Feb 13, 2026 | Feb 12, 2026 |
| Gentoo Linux | — | Upgrade dev-db/postgresql. | Aug 17, 2026 | Aug 17, 2026 |
| Oracle_linux | — | Upgrade postgresql18-serverUpgrade postgresql18-upgrade-develUpgrade postgresql18-plperlUpgrade postgresql18-upgradeUpgrade postgresql18-docsUpgrade postgresql18-test-rpm-macrosUpgrade postgresql18-testUpgrade postgresql18-private-libsUpgrade postgresql18-plpython3Upgrade postgresql18-staticUpgrade postgresql18-contribUpgrade postgresql18Upgrade postgresql18-private-develUpgrade postgresql18-server-devel | Oct 22, 2026 | Feb 12, 2026 |
| Postgres | — | Upgrade to PostgreSQL version 18.2 | Feb 13, 2026 | Feb 12, 2026 |
| Redhat_linux | — | Upgrade postgresql18-serverUpgrade postgresql18-server-devel-debuginfoUpgrade postgresql18-debuginfoUpgrade postgresql18-debugsourceUpgrade postgresql18-docs-debuginfoUpgrade postgresql18-upgrade-devel-debuginfoUpgrade postgresql18-server-develUpgrade postgresql18-test-debuginfoUpgrade postgresql18-upgrade-debuginfoUpgrade postgresql18-pltcl-debuginfoUpgrade postgresql18-contrib-debuginfoUpgrade postgresql18-private-develUpgrade postgresql18-private-libsUpgrade postgresql18-plpython3Upgrade postgresql18-plpython3-debuginfoUpgrade postgresql18-test-rpm-macrosUpgrade postgresql18-plperl-debuginfoUpgrade postgresql18-upgrade-develUpgrade postgresql18-server-debuginfoUpgrade postgresql18-staticUpgrade postgresql18-contribUpgrade postgresql18-plperlUpgrade postgresql18-testUpgrade postgresql18Upgrade postgresql18-docsNo solution existsUpgrade postgresql18-upgradeUpgrade postgresql18-private-libs-debuginfo | May 20, 2026 | Feb 12, 2026 |
| Rocky_linux | — | Upgrade postgresql18-server-debuginfoUpgrade postgresql18-server-devel-debuginfoUpgrade postgresql18-contrib-debuginfoUpgrade postgresql18-serverUpgrade postgresql18-plperl-debuginfoUpgrade postgresql18-contribUpgrade postgresql18-private-libsUpgrade postgresql18-upgradeUpgrade postgresql18-docsUpgrade postgresql18-plpython3-debuginfoUpgrade postgresql18-plperlUpgrade postgresql18-staticUpgrade postgresql18-debuginfoUpgrade postgresql18-upgrade-develUpgrade postgresql18-testUpgrade postgresql18-upgrade-devel-debuginfoUpgrade postgresql18-plpython3Upgrade postgresql18-docs-debuginfoUpgrade postgresql18-debugsourceUpgrade postgresql18-private-libs-debuginfoUpgrade postgresql18-upgrade-debuginfoUpgrade postgresql18-test-debuginfoUpgrade postgresql18-private-develUpgrade postgresql18-server-develUpgrade postgresql18 | Jun 1, 2026 | May 29, 2026 |
| Suse | — | Upgrade postgresql18-serverUpgrade libecpg6Upgrade postgresql18-develUpgrade postgresql18-devel-miniUpgrade postgresql18-testUpgrade postgresql18Upgrade postgresql18-plpythonUpgrade postgresql18-docsUpgrade postgresql18-plperlUpgrade libecpg6-32bitUpgrade libpq5-32bitUpgrade libpq5Upgrade postgresql18-server-develUpgrade postgresql18-contribUpgrade postgresql18-llvmjit-develUpgrade postgresql18-llvmjitUpgrade postgresql18-pltcl | Feb 23, 2026 | Feb 20, 2026 |
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