openSUSE: xkbcomp Moderate Security Issues Advisory 2025:4426-1
opensuse
December 17, 2025
An update that solves four vulnerabilities can now be installed.
Description
This update for xkbcomp fixes the following issues:
* CVE-2018-15863: NULL pointer dereference triggered by a a crafted keymap
file with a no-op modmask expression can lead to a crash (bsc#1105832).
* CVE-2018-15861: NULL pointer dereference triggered by a crafted keymap file
that induces an `xkb_intern_atom` failure can lead to a crash (bsc#1105832).
* CVE-2018-15859: NULL pointer dereference triggered by a specially a crafted
keymap file can lead to a crash (bsc#1105832).
* CVE-2018-15853: endless recursion triggered by a crafted keymap file that
induces boolean negation can lead to a crash (bsc#1105832).
Topics Covered
Patch
## Patch Instructions:
To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:
* openSUSE Leap 15.6
zypper in -t patch openSUSE-SLE-15.6-2025-4426=1
* Basesystem Module 15-SP6
zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP6-2025-4426=1
* Basesystem Module 15-SP7
zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2025-4426=1
Package List
* openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64)
* xkbcomp-devel-1.4.1-150000.3.6.1
* xkbcomp-1.4.1-150000.3.6.1
* xkbcomp-debugsource-1.4.1-150000.3.6.1
* xkbcomp-debuginfo-1.4.1-150000.3.6.1
* Basesystem Module 15-SP6 (aarch64 ppc64le s390x x86_64)
* xkbcomp-devel-1.4.1-150000.3.6.1
* xkbcomp-1.4.1-150000.3.6.1
* xkbcomp-debugsource-1.4.1-150000.3.6.1
* xkbcomp-debuginfo-1.4.1-150000.3.6.1
* Basesystem Module 15-SP7 (aarch64 ppc64le s390x x86_64)
* xkbcomp-devel-1.4.1-150000.3.6.1
* xkbcomp-1.4.1-150000.3.6.1
* xkbcomp-debugsource-1.4.1-150000.3.6.1
* xkbcomp-debuginfo-1.4.1-150000.3.6.1
References
* bsc#1105832
## References:
* https://www.suse.com/security/cve/CVE-2018-15853.html
* https://www.suse.com/security/cve/CVE-2018-15859.html
* https://www.suse.com/security/cve/CVE-2018-15861.html
* https://www.suse.com/security/cve/CVE-2018-15863.html
* https://bugzilla.suse.com/show_bug.cgi?id=1105832
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Announcement ID: SUSE-SU-2025:4426-1
Release Date: 2025-12-17T11:22:48Z
Affected Products:
* Basesystem Module 15-SP6
* Basesystem Module 15-SP7
* openSUSE Leap 15.6
* SUSE Linux Enterprise Desktop 15 SP6
* SUSE Linux Enterprise Desktop 15 SP7
* SUSE Linux Enterprise Real Time 15 SP6
* SUSE Linux Enterprise Real Time 15 SP7
* SUSE Linux Enterprise Server 15 SP6
* SUSE Linux Enterprise Server 15 SP7
* SUSE Linux Enterprise Server for SAP Applications 15 SP6
* SUSE Linux Enterprise Server for SAP Applications 15 SP7
Topics Covered
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