Unchecked Return Value in Binutils - CVE-2025-11839
Published: October 30, 2025
Vulnerability identifier: #VU117837
CSH Severity: Low
CVSS v4: 4.8 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-11839
CWE-ID: CWE-252
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local user to perform a denial of service (DoS) attack.
The vulnerability exists due to unchecked return value within the tg_tag_type() function in prdbg.c. A local user can pass specially crafted input to the application and perform a denial of service attack.
Affected software
Binutils
Ubuntu
binutils (Ubuntu package)
Ubuntu
binutils (Ubuntu package)
How to mitigate CVE-2025-11839
Install updates from vendor's repository.
binutils (Ubuntu package) - addressed in versions 2.24-5ubuntu14.2+esm7, 2.26.1-1ubuntu1~16.04.8+esm13, 2.30-21ubuntu1~18.04.9+esm5, 2.34-6ubuntu1.11+esm1, 2.38-4ubuntu2.11, 2.42-4ubuntu2.7, 2.44-3ubuntu1.2, 2.45-7ubuntu1.1