CVE-2025-49795

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
redhatCNA
7.5 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA-ADPADP
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Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 16%
Debian logo
Debian Releases
Debian Product
Codename
libxml2
bullseye
2.9.10+dfsg-6.7+deb11u4
fixed
bullseye (security)
2.9.10+dfsg-6.7+deb11u8
fixed
bookworm
2.9.14+dfsg-1.3~deb12u1
fixed
bookworm (security)
2.9.14+dfsg-1.3~deb12u2
fixed
trixie
2.12.7+dfsg+really2.9.14-2.1
fixed
sid
2.12.7+dfsg+really2.9.14-2.1
fixed
Common Weakness Enumeration
Vulnerability Media Exposure
References
https://access.redhat.com/errata/RHSA-2025:10630
https://access.redhat.com/security/cve/CVE-2025-49795
https://bugzilla.redhat.com/show_bug.cgi?id=2372379