CVE-2025-7424

Libxslt: type confusion in xmlnode.psvi between stylesheet and source nodes

publishedCWE-843

A flaw was found in the libxslt library. The same memory field, psvi, is used for both stylesheet and input data, which can lead to type confusion during XML transformations. This vulnerability allows an attacker to crash the application or corrupt memory. In some cases, it may lead to denial of service or unexpected behavior.

Technical severity7.5 highCVSS 3.1 · CNA: redhat

Published2025-07-10Source updated 2026-11-04

Collected2026-11-042 attributed sources

Fixes and workarounds

Workaround

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

Source: CNA: redhat

Affected products and versions

Affected products, source version ranges and reporting authorities
Product	Versions	Authority
libxslt GNOME `libxslt` https://gitlab.gnome.org/GNOME/libxslt/	≥ 0; < 1.1.44 (affected, semver) Other versions: unaffected	CNA: redhat
Red Hat Enterprise Linux 10 Red Hat `libxslt` https://access.redhat.com/downloads/content/package-browser/	≥ 0:1.1.39-8.el10_0; < * (unaffected, rpm) Other versions: affected	CNA: redhat
Red Hat Hardened Images Red Hat `libxslt-main` https://catalog.redhat.com/software/containers/	≥ 1.1.45-0.1.hum1; < * (unaffected, rpm) Other versions: affected	CNA: redhat
Red Hat Enterprise Linux 6 Red Hat `libxslt` https://access.redhat.com/downloads/content/package-browser/	Range not reported Other versions: unknown	CNA: redhat
Red Hat Enterprise Linux 7 Red Hat `libxslt` https://access.redhat.com/downloads/content/package-browser/	Range not reported Other versions: unaffected	CNA: redhat
Red Hat Enterprise Linux 8 Red Hat `libxslt` https://access.redhat.com/downloads/content/package-browser/	Range not reported Other versions: unaffected	CNA: redhat
Red Hat Enterprise Linux 9 Red Hat `libxslt` https://access.redhat.com/downloads/content/package-browser/	Range not reported Other versions: unaffected	CNA: redhat
Red Hat OpenShift Container Platform 4 Red Hat `openshift/ose-rhel-coreos-8` https://access.redhat.com/downloads/content/package-browser/	Range not reported Other versions: unaffected	CNA: redhat
Red Hat OpenShift Container Platform 4 Red Hat `openshift/ose-rhel-coreos-9` https://access.redhat.com/downloads/content/package-browser/	Range not reported Other versions: unaffected	CNA: redhat

Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.

CVSS assessments

CVSS scores, vectors and reporting authorities
Version / score	Vector	Authority
3.1 / 7.5 high	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H`	CNA: redhat

Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

References

https://access.redhat.com/errata/RHBA-2025:12345CNA: redhat · vendor-advisory, x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2026:11015CNA: redhat · vendor-advisory, x_refsource_REDHAT
https://access.redhat.com/security/cve/CVE-2025-7424CNA: redhat · vdb-entry, x_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2379228CNA: redhat · issue-tracking, x_refsource_REDHAT
https://gitlab.gnome.org/GNOME/libxslt/-/issues/139CNA: redhat
https://lists.debian.org/debian-lts-announce/2025/09/msg00024.htmlADP: CVE
http://seclists.org/fulldisclosure/2025/Aug/0ADP: CVE
http://seclists.org/fulldisclosure/2025/Jul/37ADP: CVE
http://seclists.org/fulldisclosure/2025/Jul/35ADP: CVE
http://seclists.org/fulldisclosure/2025/Jul/33ADP: CVE
http://seclists.org/fulldisclosure/2025/Jul/32ADP: CVE
http://seclists.org/fulldisclosure/2025/Jul/30ADP: CVE
http://www.openwall.com/lists/oss-security/2025/07/11/2ADP: CVE

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