CVE-2025-26434
libxml2: Libxml2 out of bounds read
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · September 6, 2025
Updated · November 2, 2026
Description
An out of bounds read flaw has been discovered in libxml2. This flaw could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
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.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
CWE-120 · Buffer Copy without Checking Size of Input