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Important: libX11 security update

🗓️ 27 Oct 2026 00:00:00Reported by AlmaLinuxType 
almalinux
 almalinux
🔗 errata.almalinux.org👁 7 Views

Heap-based buffer overflow in libX11 via malicious X server.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
almalinux9aarch64libx111.8.12-1.el9_8.1libX11-1.8.12-1.el9_8.1.aarch64.rpm
almalinux9aarch64libx11-devel1.8.12-1.el9_8.1libX11-devel-1.8.12-1.el9_8.1.aarch64.rpm
almalinux9aarch64libx11-xcb1.8.12-1.el9_8.1libX11-xcb-1.8.12-1.el9_8.1.aarch64.rpm
almalinux9noarchlibx11-common1.8.12-1.el9_8.1libX11-common-1.8.12-1.el9_8.1.noarch.rpm
almalinux9ppc64lelibx11-xcb1.8.12-1.el9_8.1libX11-xcb-1.8.12-1.el9_8.1.ppc64le.rpm
almalinux9ppc64lelibx111.8.12-1.el9_8.1libX11-1.8.12-1.el9_8.1.ppc64le.rpm
almalinux9ppc64lelibx11-devel1.8.12-1.el9_8.1libX11-devel-1.8.12-1.el9_8.1.ppc64le.rpm
almalinux9s390xlibx11-xcb1.8.12-1.el9_8.1libX11-xcb-1.8.12-1.el9_8.1.s390x.rpm
almalinux9s390xlibx11-devel1.8.12-1.el9_8.1libX11-devel-1.8.12-1.el9_8.1.s390x.rpm
almalinux9s390xlibx111.8.12-1.el9_8.1libX11-1.8.12-1.el9_8.1.s390x.rpm
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29 Oct 2026 21:40Current
6.2Medium risk
Vulners AI Score6.2
CVSS 3.17.5
EPSS0.00202
SSVC
7