Stack-based buffer overflow in Libxml2 - CVE-2025-24928

 

Stack-based buffer overflow in Libxml2 - CVE-2025-24928

Published: February 20, 2025 / Updated: April 28, 2025


Vulnerability identifier: #VU104098
CSH Severity: High
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber
CVE-ID: CVE-2025-24928
CWE-ID: CWE-121
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Gnome Development Team
Affected software:
Libxml2

Detailed vulnerability description

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error within the xmlSnprintfElements() function in valid.c. A remote attacker can pass specially crafted XML data to the application, trigger a stack-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.


How to mitigate CVE-2025-24928

Install update from vendor's website.

Sources