CVE-2025-49796

critical

Description

A vulnerability was found in libxml2. Processing certain sch:name elements from the input XML file can trigger a memory corruption issue. This flaw allows an attacker to craft a malicious XML input file that can lead libxml to crash, resulting in a denial of service or other possible undefined behavior due to sensitive data being corrupted in memory.

References

https://bugzilla.redhat.com/show_bug.cgi?id=2372385

https://access.redhat.com/security/cve/CVE-2025-49796

Details

Source: Mitre, NVD

Published: 2025-06-16

Updated: 2025-06-16

Risk Information

CVSS v2

Base Score: 9.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:C/A:C

Severity: High

CVSS v3

Base Score: 9.1

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

Severity: Critical