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