openSUSE Leap 15.6 libxml2 Moderate Security Update 2026-0568

This update for libxml2 fixes the following issues: * CVE-2026-0990: Fixed a call stack overflow leading to application crash due to infinite recursion in `xmlCatalogXMLResolveURI`. (bsc#1256807, bsc#1256811) * CVE-2026-0992: Fixed an excessive resource consumption when processing XML catalogs due to exponential behavior. (bsc#1256809, bsc#1256812) * CVE-2026-1757: Fixed a memory leak in the `xmllint` interactive shell. (bsc#1257594, bsc#1257595) * CVE-2025-10911: Fixed a use-after-free with key data stored cross-RVT. (bsc#1250553)

## 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-15.6-2026-568=1 * SUSE Linux Enterprise Micro 5.2 zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-568=1 * SUSE Linux Enterprise Micro for Rancher 5.2 zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-568=1

## 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:

zypper in -t patch openSUSE-SLE-15.6-2026-568=1

* SUSE Linux Enterprise Micro 5.2

zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-568=1

* SUSE Linux Enterprise Micro for Rancher 5.2

zypper in -t patch SUSE-SUSE-MicroOS-5.2-2026-568=1

* openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64) * python3-libxml2-python-debuginfo-2.9.7-150000.3.94.1 * python3-libxml2-python-2.9.7-150000.3.94.1 * python-libxml2-python-debugsource-2.9.7-150000.3.94.1 * SUSE Linux Enterprise Micro 5.2 (aarch64 s390x x86_64) * python3-libxml2-python-debuginfo-2.9.7-150000.3.94.1 * libxml2-2-2.9.7-150000.3.94.1 * libxml2-2-debuginfo-2.9.7-150000.3.94.1 * libxml2-debugsource-2.9.7-150000.3.94.1 * python-libxml2-python-debugsource-2.9.7-150000.3.94.1 * libxml2-tools-debuginfo-2.9.7-150000.3.94.1 * libxml2-tools-2.9.7-150000.3.94.1 * python3-libxml2-python-2.9.7-150000.3.94.1 * SUSE Linux Enterprise Micro for Rancher 5.2 (aarch64 s390x x86_64) * python3-libxml2-python-debuginfo-2.9.7-150000.3.94.1 * libxml2-2-2.9.7-150000.3.94.1 * libxml2-2-debuginfo-2.9.7-150000.3.94.1 * libxml2-debugsource-2.9.7-150000.3.94.1 * python-libxml2-python-debugsource-2.9.7-150000.3.94.1 * Read the Full Advisory

* openSUSE Leap 15.6 (aarch64 ppc64le s390x x86_64)

* python3-libxml2-python-debuginfo-2.9.7-150000.3.94.1

* python3-libxml2-python-2.9.7-150000.3.94.1

* python-libxml2-python-debugsource-2.9.7-150000.3.94.1

* SUSE Linux Enterprise Micro 5.2 (aarch64 s390x x86_64)

* python3-libxml2-python-debuginfo-2.9.7-150000.3.94.1

* libxml2-2-2.9.7-150000.3.94.1

* libxml2-2-debuginfo-2.9.7-150000.3.94.1

* libxml2-debugsource-2.9.7-150000.3.94.1

* python-libxml2-python-debugsource-2.9.7-150000.3.94.1

* libxml2-tools-debuginfo-2.9.7-150000.3.94.1

* libxml2-tools-2.9.7-150000.3.94.1

* python3-libxml2-python-2.9.7-150000.3.94.1

* SUSE Linux Enterprise Micro for Rancher 5.2 (aarch64 s390x x86_64)

* python3-libxml2-python-debuginfo-2.9.7-150000.3.94.1

* libxml2-2-2.9.7-150000.3.94.1

* libxml2-2-debuginfo-2.9.7-150000.3.94.1

* libxml2-debugsource-2.9.7-150000.3.94.1

* python-libxml2-python-debugsource-2.9.7-150000.3.94.1

* bsc#1250553 * bsc#1256807 * bsc#1256808 * bsc#1256809 * bsc#1256811 * bsc#1256812 * bsc#1257593 * bsc#1257594 * bsc#1257595 ## References: * * * * * * * * * * * * *

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