CVE-2025-49795
Libxml: null pointer dereference leads to denial of service (dos)
CVSS Score
7.5
EPSS Score
0.6%
EPSS Percentile
68th
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.
| CWE | CWE-825 |
| Published | Jun 16, 2025 |
| Last Updated | Apr 14, 2026 |
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CVSS v3 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Affected Versions
Red Hat / Red Hat Enterprise Linux 10
All versions affected Red Hat / Red Hat JBoss Core Services 2.4.62.SP2
All versions affected Red Hat / Red Hat Enterprise Linux 6
All versions affected Red Hat / Red Hat Enterprise Linux 7
All versions affected Red Hat / Red Hat Enterprise Linux 8
All versions affected Red Hat / Red Hat Enterprise Linux 9
All versions affected Red Hat / Red Hat Hardened Images
All versions affected References
access.redhat.com: https://access.redhat.com/errata/RHSA-2025:10630 access.redhat.com: https://access.redhat.com/errata/RHSA-2025:19020 access.redhat.com: https://access.redhat.com/security/cve/CVE-2025-49795 bugzilla.redhat.com: https://bugzilla.redhat.com/show_bug.cgi?id=2372379 gitlab.gnome.org: https://gitlab.gnome.org/GNOME/libxml2/-/issues/932