SUSE-SU-2026:2794-1: important: Security update for libXfont2
SLE-SECURITY-UPDATES
null at suse.de
Wed Jul 8 16:39:48 UTC 2026
# Security update for libXfont2
Announcement ID: SUSE-SU-2026:2794-1
Release Date: 2026-07-08T08:08:25Z
Rating: important
References:
* bsc#1269018
* bsc#1269019
* bsc#1269020
Cross-References:
* CVE-2026-56001
* CVE-2026-56002
* CVE-2026-56003
CVSS scores:
* CVE-2026-56001 ( SUSE ): 7.0
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N
* CVE-2026-56001 ( SUSE ): 7.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
* CVE-2026-56001 ( NVD ): 8.5 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
* CVE-2026-56002 ( SUSE ): 7.0
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N
* CVE-2026-56002 ( SUSE ): 7.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
* CVE-2026-56002 ( NVD ): 8.5 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
* CVE-2026-56003 ( SUSE ): 7.0
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N
* CVE-2026-56003 ( SUSE ): 7.3 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
* CVE-2026-56003 ( NVD ): 8.5 CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
Affected Products:
* Basesystem Module 15-SP7
* SUSE Linux Enterprise Desktop 15 SP7
* SUSE Linux Enterprise High Performance Computing 15 SP4
* SUSE Linux Enterprise High Performance Computing 15 SP5
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5
* SUSE Linux Enterprise Real Time 15 SP7
* SUSE Linux Enterprise Server 15 SP4
* SUSE Linux Enterprise Server 15 SP4 LTSS
* SUSE Linux Enterprise Server 15 SP5
* SUSE Linux Enterprise Server 15 SP5 LTSS
* SUSE Linux Enterprise Server 15 SP6
* SUSE Linux Enterprise Server 15 SP6 LTSS
* SUSE Linux Enterprise Server 15 SP7
* SUSE Linux Enterprise Server for SAP Applications 15 SP4
* SUSE Linux Enterprise Server for SAP Applications 15 SP5
* SUSE Linux Enterprise Server for SAP Applications 15 SP6
* SUSE Linux Enterprise Server for SAP Applications 15 SP7
An update that solves three vulnerabilities can now be installed.
## Description:
This update for libXfont2 fixes the following issues
* CVE-2026-56001: integer overflow in `BitmapScaleBitmaps` can lead to a heap
buffer overflow (bsc#1269018).
* CVE-2026-56002: insufficient checks in `pcfReadFont` can lead to a heap
buffer overflow (bsc#1269019).
* CVE-2026-56003: missing bounds check in `ComputeScaledProperties` can lead
to a heap buffer overflow (bsc#1269020).
## 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:
* SUSE Linux Enterprise Server 15 SP6 LTSS
zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-2794=1
* SUSE Linux Enterprise Server for SAP Applications 15 SP4
zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-2794=1
* SUSE Linux Enterprise Server 15 SP5 LTSS
zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-2794=1
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5
zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2026-2794=1
* SUSE Linux Enterprise Server for SAP Applications 15 SP6
zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-2794=1
* SUSE Linux Enterprise Server 15 SP4 LTSS
zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-2794=1
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-2794=1
* Basesystem Module 15-SP7
zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP7-2026-2794=1
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5
zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2026-2794=1
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-2794=1
* SUSE Linux Enterprise Server for SAP Applications 15 SP5
zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2026-2794=1
## Package List:
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (aarch64)
* libXfont2-devel-2.0.3-150000.3.3.1
* libXfont2-2-debuginfo-2.0.3-150000.3.3.1
* libXfont2-2-2.0.3-150000.3.3.1
* libXfont2-debugsource-2.0.3-150000.3.3.1
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (aarch64)
* libXfont2-devel-2.0.3-150000.3.3.1
* libXfont2-2-debuginfo-2.0.3-150000.3.3.1
* libXfont2-2-2.0.3-150000.3.3.1
* libXfont2-debugsource-2.0.3-150000.3.3.1
* SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le s390x)
* libXfont2-devel-2.0.3-150000.3.3.1
* libXfont2-2-debuginfo-2.0.3-150000.3.3.1
* libXfont2-2-2.0.3-150000.3.3.1
* libXfont2-debugsource-2.0.3-150000.3.3.1
* SUSE Linux Enterprise Server for SAP Applications 15 SP5 (ppc64le)
* libXfont2-devel-2.0.3-150000.3.3.1
* libXfont2-2-debuginfo-2.0.3-150000.3.3.1
* libXfont2-2-2.0.3-150000.3.3.1
* libXfont2-debugsource-2.0.3-150000.3.3.1
* Basesystem Module 15-SP7 (aarch64 ppc64le s390x)
* libXfont2-devel-2.0.3-150000.3.3.1
* libXfont2-2-debuginfo-2.0.3-150000.3.3.1
* libXfont2-2-2.0.3-150000.3.3.1
* libXfont2-debugsource-2.0.3-150000.3.3.1
* SUSE Linux Enterprise Server for SAP Applications 15 SP4 (ppc64le)
* libXfont2-devel-2.0.3-150000.3.3.1
* libXfont2-2-debuginfo-2.0.3-150000.3.3.1
* libXfont2-2-2.0.3-150000.3.3.1
* libXfont2-debugsource-2.0.3-150000.3.3.1
* SUSE Linux Enterprise Server 15 SP5 LTSS (aarch64 ppc64le s390x)
* libXfont2-devel-2.0.3-150000.3.3.1
* libXfont2-2-debuginfo-2.0.3-150000.3.3.1
* libXfont2-2-2.0.3-150000.3.3.1
* libXfont2-debugsource-2.0.3-150000.3.3.1
* SUSE Linux Enterprise Server 15 SP6 LTSS (aarch64 ppc64le s390x)
* libXfont2-2-2.0.3-150000.3.3.1
* libXfont2-devel-2.0.3-150000.3.3.1
* libXfont2-2-debuginfo-2.0.3-150000.3.3.1
* libXfont2-debugsource-2.0.3-150000.3.3.1
* SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64)
* libXfont2-devel-2.0.3-150000.3.3.1
* libXfont2-2-debuginfo-2.0.3-150000.3.3.1
* libXfont2-2-2.0.3-150000.3.3.1
* libXfont2-debugsource-2.0.3-150000.3.3.1
* SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64)
* libXfont2-devel-2.0.3-150000.3.3.1
* libXfont2-2-debuginfo-2.0.3-150000.3.3.1
* libXfont2-2-2.0.3-150000.3.3.1
* libXfont2-debugsource-2.0.3-150000.3.3.1
* SUSE Linux Enterprise Server for SAP Applications 15 SP6 (ppc64le)
* libXfont2-2-2.0.3-150000.3.3.1
* libXfont2-devel-2.0.3-150000.3.3.1
* libXfont2-2-debuginfo-2.0.3-150000.3.3.1
* libXfont2-debugsource-2.0.3-150000.3.3.1
## References:
* https://www.suse.com/security/cve/CVE-2026-56001.html
* https://www.suse.com/security/cve/CVE-2026-56002.html
* https://www.suse.com/security/cve/CVE-2026-56003.html
* https://bugzilla.suse.com/show_bug.cgi?id=1269018
* https://bugzilla.suse.com/show_bug.cgi?id=1269019
* https://bugzilla.suse.com/show_bug.cgi?id=1269020
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