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Critical Out-Of-Bounds Heap Memory Flaw in SUSE Perl XML LibXML Fixed

suse
Calendar Grey June 9, 2026
Dist Suse Esm H88
Critical patch for SUSE fixing CVE-2026-8177 vulnerability in perl-XML-LibXML affecting multiple releases.
An update that solves one vulnerability can now be installed.

Summary

## This update for perl-XML-LibXML fixes the following issue * CVE-2026-8177: read out-of-bounds heap memory when parsing XML node names containing truncated UTF-8 byte sequences (bsc#1264715). ## 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 SP4 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-2324=1 * SUSE Linux Enterprise Server 15 SP5 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-2324=1 * SUSE Linux Enterprise Server 15 SP6 LTSS zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-2324=1 * Basesystem Module 15-SP7

Topics%20covered

Topics Covered

security advisory SuSE important out-of-bounds heap memory cve-2026-8177

References

* bsc#1264715

Cross-

* CVE-2026-8177

CVSS scores:

* CVE-2026-8177 ( SUSE ): 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H

* CVE-2026-8177 ( NVD ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:2324-1
Release Date: 2026-06-09T14:33:45Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE important out-of-bounds heap memory cve-2026-8177

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