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RLSA-2026:91612

Security Mirrored from RHSA-2026:91612
Issued at: 2026-10-29
Updated at: 2026-10-30

Advisory content derived from Red Hat RHSA-2026:91612, © Red Hat, Inc., used under CC BY 4.0, with modifications.

Synopsis

Important: libXtst security update



Description

X.Org X11 libXtst runtime library

Security Fix(es):

* libXtst: libXtst: Denial of Service via out-of-bounds read in RECORD reply parser (CVE-2026-94286)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.



Affected products

Rocky Linux 10 aarch64 Rocky Linux 10 ppc64le Rocky Linux 10 riscv64 Rocky Linux 10 s390x Rocky Linux 10 x86_64

Fixes

2542377

CVEs

CVE-2026-94286

Affected packages

Rocky Linux 10 aarch64 - AppStream

libXtst-0:1.2.4-8.el10_2.1.src.rpm libXtst-debuginfo-0:1.2.4-8.el10_2.1.aarch64.rpm libXtst-0:1.2.4-8.el10_2.1.aarch64.rpm libXtst-devel-0:1.2.4-8.el10_2.1.aarch64.rpm libXtst-debugsource-0:1.2.4-8.el10_2.1.aarch64.rpm

Rocky Linux 10 ppc64le - AppStream

libXtst-0:1.2.4-8.el10_2.1.src.rpm libXtst-debuginfo-0:1.2.4-8.el10_2.1.ppc64le.rpm libXtst-devel-0:1.2.4-8.el10_2.1.ppc64le.rpm libXtst-0:1.2.4-8.el10_2.1.ppc64le.rpm libXtst-debugsource-0:1.2.4-8.el10_2.1.ppc64le.rpm

Rocky Linux 10 riscv64 - AppStream

libXtst-0:1.2.4-8.el10_2.1.src.rpm

Rocky Linux 10 s390x - AppStream

libXtst-0:1.2.4-8.el10_2.1.src.rpm libXtst-debugsource-0:1.2.4-8.el10_2.1.s390x.rpm libXtst-debuginfo-0:1.2.4-8.el10_2.1.s390x.rpm libXtst-0:1.2.4-8.el10_2.1.s390x.rpm libXtst-devel-0:1.2.4-8.el10_2.1.s390x.rpm

Rocky Linux 10 x86_64 - AppStream

libXtst-0:1.2.4-8.el10_2.1.src.rpm libXtst-devel-0:1.2.4-8.el10_2.1.x86_64.rpm libXtst-debugsource-0:1.2.4-8.el10_2.1.x86_64.rpm libXtst-0:1.2.4-8.el10_2.1.x86_64.rpm libXtst-debuginfo-0:1.2.4-8.el10_2.1.x86_64.rpm