RHSA-2026:30847: Moderate: libxslt security update

Published Jun 29, 2026
·
Updated

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

10 affected componentsFixes available
Red Hat Red Hat Enterprise Linux Server - AUS
Red Hat Red Hat Enterprise Linux for x86_64 - Extended Update Support Extension
redhat/libxslt<1.1.32-8.el8_6.1
1.1.32-8.el8_6.1
redhat/libxslt<1.1.32-8.el8_6.1
1.1.32-8.el8_6.1
redhat/libxslt-debuginfo<1.1.32-8.el8_6.1
1.1.32-8.el8_6.1
redhat/libxslt-debuginfo<1.1.32-8.el8_6.1
1.1.32-8.el8_6.1
redhat/libxslt-debugsource<1.1.32-8.el8_6.1
1.1.32-8.el8_6.1
redhat/libxslt-debugsource<1.1.32-8.el8_6.1
1.1.32-8.el8_6.1
redhat/libxslt-devel<1.1.32-8.el8_6.1
1.1.32-8.el8_6.1
redhat/libxslt-devel<1.1.32-8.el8_6.1
1.1.32-8.el8_6.1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/libxslt to a version that resolves this vulnerability.

    Fixed in 1.1.32-8.el8_6.1
  2. Upgrade

    Upgrade redhat/libxslt-debuginfo to a version that resolves this vulnerability.

    Fixed in 1.1.32-8.el8_6.1
  3. Upgrade

    Upgrade redhat/libxslt-debugsource to a version that resolves this vulnerability.

    Fixed in 1.1.32-8.el8_6.1
  4. Upgrade

    Upgrade redhat/libxslt-devel to a version that resolves this vulnerability.

    Fixed in 1.1.32-8.el8_6.1
  5. Upgrade

    Upgrade libxslt to a version that resolves this vulnerability.

    Patch CVE-2025-10911

Event History

Jun 29, 2026
Advisory Published
via Red Hat·12:00 AM
Data Sourced
via Red Hat·12:00 AM
RemedyDescriptionAffected Software
Advisory Published
via Red Hat·01:05 AM
Data Sourced
via Red Hat·01:05 AM
Severity
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Frequently Asked Questions

1

What is the severity of RHSA-2026:30847?

The severity of RHSA-2026:30847 is medium with a score of 4.

2

What vulnerability does RHSA-2026:30847 address?

RHSA-2026:30847 addresses a use-after-free vulnerability in libxslt.

3

How do I fix RHSA-2026:30847?

To fix RHSA-2026:30847, update the libxslt package to the latest available version.

4

Which software does RHSA-2026:30847 affect?

RHSA-2026:30847 affects the libxslt, libxslt-debuginfo, libxslt-debugsource, and libxslt-devel packages on Red Hat Enterprise Linux.

5

When was RHSA-2026:30847 published?

RHSA-2026:30847 was published on June 29, 2026.

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