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CVE-2025-10911

Libxslt: use-after-free with key data stored cross-rvt

MEDIUM
5.5
CVSS Score
Published: September 25, 2025 at 03:13 PM UTC
Updated: October 18, 2026 at 09:10 PM UTC
2 products affected across 1 vendorEnterprise LinuxOpenShift Container Platform

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

A use-after-free vulnerability was found in libxslt while parsing xsl nodes that may lead to the dereference of expired pointers and application crash.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Enterprise Linux· Red Hatrpm
90%
All versions6
Vendor states this is fixed in 0:1.1.32-6.4.el8_10 (unaffected)
Vendor states this is fixed in 0:1.1.32-8.el8_4.1 (unaffected)
Vendor states this is fixed in 0:1.1.32-8.el8_6.1 (unaffected)
Vendor states this is fixed in 0:1.1.32-8.el8_8.1 (unaffected)
Vendor states this is fixed in 0:1.1.34-12.el9_2 (unaffected)
Vendor states this is fixed in 0:1.1.34-13.el9_6.2 (unaffected)
Vendor states this is fixed in 0:1.1.34-14.el9_8.1 (unaffected)
Vendor states this is fixed in 0:1.1.34-15.el9_4 (unaffected)
Vendor states this is fixed in 0:1.1.39-8.el10_0.1 (unaffected)
Vendor states this is fixed in 0:1.1.39-8.el10_2.1 (unaffected)
OpenShift Container Platform· Red Hatcontainer
90%
All versions4

References (19)

VDB Entryx_refsource_REDHAT
Source: cverecord
https://access.redhat.com/security/cve/CVE-2025-10911
Issue Trackingx_refsource_REDHAT
Source: cverecord
https://bugzilla.redhat.com/show_bug.cgi?id=2397838
Source: cverecord
https://gitlab.gnome.org/GNOME/libxslt/-/issues/144
Source: cverecord
https://gitlab.gnome.org/GNOME/libxslt/-/merge_requests/77
Vendor Advisoryx_refsource_REDHAT
Source: cverecord
https://access.redhat.com/errata/RHSA-2026:11015
Vendor Advisoryx_refsource_REDHAT
Source: cverecord
https://access.redhat.com/errata/RHSA-2026:26355
Vendor Advisoryx_refsource_REDHAT
Source: cverecord
https://access.redhat.com/errata/RHSA-2026:28243
Vendor Advisoryx_refsource_REDHAT
Source: cverecord
https://access.redhat.com/errata/RHSA-2026:28584

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.5MEDIUMredhat
Attack Vector
LOCAL
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-825

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