Use-after-free in libsoup - CVE-2025-12105
Published: December 15, 2025
Vulnerability identifier: #VU119965
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2025-12105
CWE-ID: CWE-416
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Gnome Development Team
Affected software:
libsoup
libsoup
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service attack.
The vulnerability exists due to a use-after-free error in the queue item management logic. A remote attacker can send a specially crafted response to the application and perform a denial of service attack.
How to mitigate CVE-2025-12105
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.