High severity7.4NVD Advisory· Published Sep 11, 2026· Updated Sep 16, 2026
CVE-2026-89161
CVE-2026-89161
Description
In PCRE2 before 10.48, pcre2_jit_match mishandles a previously copied subject being passed in as a context. An incorrect free operation can occur.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
27- osv-coords23 versionspkg:rpm/almalinux/mariadb11.8-backuppkg:rpm/opensuse/pcre2&distro=openSUSE%20Leap%2016.0pkg:rpm/almalinux/pcre2pkg:rpm/almalinux/pcre2-develpkg:rpm/almalinux/pcre2-toolspkg:rpm/almalinux/pcre2-utf16pkg:rpm/almalinux/pcre2-utf32pkg:rpm/almalinux/mariadb11.8pkg:rpm/almalinux/mariadb11.8-client-utilspkg:rpm/almalinux/mariadb11.8-commonpkg:rpm/almalinux/mariadb11.8-develpkg:rpm/almalinux/mariadb11.8-embeddedpkg:rpm/almalinux/mariadb11.8-embedded-develpkg:rpm/almalinux/mariadb11.8-errmsgpkg:rpm/almalinux/mariadb11.8-gssapi-serverpkg:rpm/almalinux/mariadb11.8-oqgraph-enginepkg:rpm/almalinux/mariadb11.8-pampkg:rpm/almalinux/mariadb11.8-serverpkg:rpm/almalinux/mariadb11.8-server-galerapkg:rpm/almalinux/mariadb11.8-server-utilspkg:rpm/almalinux/mariadb11.8-testpkg:rpm/almalinux/pcre2-staticpkg:rpm/almalinux/pcre2-syntax
< 3:11.8.8-2.el10_2.alma.2+ 22 more
- (no CPE)range: < 3:11.8.8-2.el10_2.alma.2
- (no CPE)range: < 10.45-160000.4.1
- (no CPE)range: < 10.44-1.5.el10_2
- (no CPE)range: < 10.44-1.5.el10_2
- (no CPE)range: < 10.44-1.5.el10_2
- (no CPE)range: < 10.44-1.5.el10_2
- (no CPE)range: < 10.44-1.5.el10_2
- (no CPE)range: < 3:11.8.8-2.el10_2.alma.2
- (no CPE)range: < 3:11.8.8-2.el10_2.alma.2
- (no CPE)range: < 3:11.8.8-2.el10_2.alma.2
- (no CPE)range: < 3:11.8.8-2.el10_2.alma.2
- (no CPE)range: < 3:11.8.8-2.el10_2.alma.2
- (no CPE)range: < 3:11.8.8-2.el10_2.alma.2
- (no CPE)range: < 3:11.8.8-2.el10_2.alma.2
- (no CPE)range: < 3:11.8.8-2.el10_2.alma.2
- (no CPE)range: < 3:11.8.8-2.el10_2.alma.2
- (no CPE)range: < 3:11.8.8-2.el10_2.alma.2
- (no CPE)range: < 3:11.8.8-2.el10_2.alma.2
- (no CPE)range: < 3:11.8.8-2.el10_2.alma.2
- (no CPE)range: < 3:11.8.8-2.el10_2.alma.2
- (no CPE)range: < 3:11.8.8-2.el10_2.alma.2
- (no CPE)range: < 10.44-1.5.el10_2
- (no CPE)range: < 10.44-1.5.el10_2
Patches
Vulnerability mechanics
References
2- github.com/PCRE2Project/pcre2/pull/937nvdPatch
- github.com/PCRE2Project/pcre2/releases/tag/pcre2-10.48nvdRelease Notes
News mentions
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