Security update for expat

Announcement ID:	SUSE-SU-2026:0826-1
Release Date:	2026-03-05T15:16:41Z
Rating:	moderate
References:	bsc#1257144 bsc#1257496
Cross-References:	CVE-2026-24515 CVE-2026-25210
CVSS scores:	CVE-2026-24515 ( SUSE ): 6.8 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N CVE-2026-24515 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVE-2026-24515 ( NVD ): 2.5 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L CVE-2026-24515 ( NVD ): 2.9 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L CVE-2026-25210 ( SUSE ): 7.3 CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:P/VC:H/VI:H/VA:L/SC:N/SI:N/SA:N CVE-2026-25210 ( SUSE ): 6.5 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:L CVE-2026-25210 ( NVD ): 6.9 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
Affected Products:	openSUSE Leap 15.4 openSUSE Leap 15.6 SUSE Linux Enterprise Micro 5.3 SUSE Linux Enterprise Micro 5.4 SUSE Linux Enterprise Micro 5.5 SUSE Linux Enterprise Micro for Rancher 5.3 SUSE Linux Enterprise Micro for Rancher 5.4

An update that solves two vulnerabilities can now be installed.

Description:

This update for expat fixes the following issues:

• CVE-2026-24515: Fixed a null dereference in XML_ExternalEntityParserCreate. (bsc#1257144)
• CVE-2026-25210: Fixed an integer overflow in doContent. (bsc#1257496)

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 15.4
  zypper in -t patch SUSE-2026-826=1
• openSUSE Leap 15.6
  zypper in -t patch openSUSE-SLE-15.6-2026-826=1
• SUSE Linux Enterprise Micro for Rancher 5.3
  zypper in -t patch SUSE-SLE-Micro-5.3-2026-826=1
• SUSE Linux Enterprise Micro 5.3
  zypper in -t patch SUSE-SLE-Micro-5.3-2026-826=1
• SUSE Linux Enterprise Micro for Rancher 5.4
  zypper in -t patch SUSE-SLE-Micro-5.4-2026-826=1
• SUSE Linux Enterprise Micro 5.4
  zypper in -t patch SUSE-SLE-Micro-5.4-2026-826=1
• SUSE Linux Enterprise Micro 5.5
  zypper in -t patch SUSE-SLE-Micro-5.5-2026-826=1

Package List:

• openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64 i586)
  • libexpat1-debuginfo-2.7.1-150400.3.34.1
  • expat-debuginfo-2.7.1-150400.3.34.1
  • libexpat-devel-2.7.1-150400.3.34.1
  • expat-debugsource-2.7.1-150400.3.34.1
  • libexpat1-2.7.1-150400.3.34.1
  • expat-2.7.1-150400.3.34.1
• openSUSE Leap 15.4 (x86_64)
  • libexpat-devel-32bit-2.7.1-150400.3.34.1
  • expat-32bit-debuginfo-2.7.1-150400.3.34.1
  • libexpat1-32bit-debuginfo-2.7.1-150400.3.34.1
  • libexpat1-32bit-2.7.1-150400.3.34.1
• openSUSE Leap 15.4 (aarch64_ilp32)
  • libexpat-devel-64bit-2.7.1-150400.3.34.1
  • libexpat1-64bit-2.7.1-150400.3.34.1
  • expat-64bit-debuginfo-2.7.1-150400.3.34.1
  • libexpat1-64bit-debuginfo-2.7.1-150400.3.34.1
• openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64)
  • libexpat1-debuginfo-2.7.1-150400.3.34.1
  • expat-debuginfo-2.7.1-150400.3.34.1
  • libexpat-devel-2.7.1-150400.3.34.1
  • expat-debugsource-2.7.1-150400.3.34.1
  • libexpat1-2.7.1-150400.3.34.1
  • expat-2.7.1-150400.3.34.1
• openSUSE Leap 15.6 (x86_64)
  • libexpat-devel-32bit-2.7.1-150400.3.34.1
  • expat-32bit-debuginfo-2.7.1-150400.3.34.1
  • libexpat1-32bit-debuginfo-2.7.1-150400.3.34.1
  • libexpat1-32bit-2.7.1-150400.3.34.1
• SUSE Linux Enterprise Micro for Rancher 5.3 (aarch64 s390x x86_64)
  • libexpat1-debuginfo-2.7.1-150400.3.34.1
  • expat-debugsource-2.7.1-150400.3.34.1
  • expat-debuginfo-2.7.1-150400.3.34.1
  • libexpat1-2.7.1-150400.3.34.1
• SUSE Linux Enterprise Micro 5.3 (aarch64 s390x x86_64)
  • libexpat1-debuginfo-2.7.1-150400.3.34.1
  • expat-debugsource-2.7.1-150400.3.34.1
  • expat-debuginfo-2.7.1-150400.3.34.1
  • libexpat1-2.7.1-150400.3.34.1
• SUSE Linux Enterprise Micro for Rancher 5.4 (aarch64 s390x x86_64)
  • libexpat1-debuginfo-2.7.1-150400.3.34.1
  • expat-debugsource-2.7.1-150400.3.34.1
  • expat-debuginfo-2.7.1-150400.3.34.1
  • libexpat1-2.7.1-150400.3.34.1
• SUSE Linux Enterprise Micro 5.4 (aarch64 s390x x86_64)
  • libexpat1-debuginfo-2.7.1-150400.3.34.1
  • expat-debugsource-2.7.1-150400.3.34.1
  • expat-debuginfo-2.7.1-150400.3.34.1
  • libexpat1-2.7.1-150400.3.34.1
• SUSE Linux Enterprise Micro 5.5 (aarch64 ppc64le s390x x86_64)
  • libexpat1-debuginfo-2.7.1-150400.3.34.1
  • expat-debugsource-2.7.1-150400.3.34.1
  • expat-debuginfo-2.7.1-150400.3.34.1
  • libexpat1-2.7.1-150400.3.34.1

References:

• https://www.suse.com/security/cve/CVE-2026-24515.html
• https://www.suse.com/security/cve/CVE-2026-25210.html
• https://bugzilla.suse.com/show_bug.cgi?id=1257144
• https://bugzilla.suse.com/show_bug.cgi?id=1257496