Vulnerability Description
A NULL pointer dereference vulnerability was found in libxml2 when processing XPath XML expressions. This flaw allows an attacker to craft a malicious XML input to libxml2, leading to a denial of service.
CVSS Score
7.5
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Related Weaknesses (CWE)
References
- https://access.redhat.com/errata/RHSA-2025:10630
- https://access.redhat.com/errata/RHSA-2025:19020
- https://access.redhat.com/errata/RHSA-2026:7519
- https://access.redhat.com/security/cve/CVE-2025-49795
- https://bugzilla.redhat.com/show_bug.cgi?id=2372379
- https://gitlab.gnome.org/GNOME/libxml2/-/issues/932
FAQ
What is CVE-2025-49795?
CVE-2025-49795 is a vulnerability with a CVSS score of 7.5 (HIGH). A NULL pointer dereference vulnerability was found in libxml2 when processing XPath XML expressions. This flaw allows an attacker to craft a malicious XML input to libxml2, leading to a denial of serv...
How severe is CVE-2025-49795?
CVE-2025-49795 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-49795?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.