RHSA-2026:29975: Moderate: libxslt security update
libxslt is a library for transforming XML files into other textual formats (including HTML, plain text, and other XML representations of the underlying data) using the standard XSLT stylesheet transformation mechanism. Security Fix(es): libxslt: use-after-free with key data stored cross-RVT (CVE-2025-10911) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
redhat/libxsltto a version that resolves this vulnerability.Fixed in 1.1.32-8.el8_4.1 - Upgrade
Upgrade
redhat/libxslt-debuginfoto a version that resolves this vulnerability.Fixed in 1.1.32-8.el8_4.1 - Upgrade
Upgrade
redhat/libxslt-debugsourceto a version that resolves this vulnerability.Fixed in 1.1.32-8.el8_4.1 - Upgrade
Upgrade
redhat/libxslt-develto a version that resolves this vulnerability.Fixed in 1.1.32-8.el8_4.1 - Upgrade
Upgrade
libxsltto a version that resolves this vulnerability.Patch CVE-2025-10911
Event History
Frequently Asked Questions
What is the severity of RHSA-2026:29975?
The severity of RHSA-2026:29975 is classified as medium with a score of 4.
What vulnerability does RHSA-2026:29975 address?
RHSA-2026:29975 addresses a use-after-free vulnerability in the libxslt library.
How do I fix RHSA-2026:29975?
To fix RHSA-2026:29975, you should update the affected libxslt packages to their latest versions.
Which systems are affected by RHSA-2026:29975?
RHSA-2026:29975 affects the Red Hat Enterprise Linux systems that use the libxslt library.
What is libxslt?
Libxslt is a library used for transforming XML files into various textual formats using XSLT stylesheets.