CVE-2025-66862: A buffer overflow vulnerability in function gnu_special in file cplus-dem.c in BinUtils 2.26 allows attackers to cause…
CVE-2025-66862 · Severity: high · CVSS 7.5 · Published 2025-12-29
A buffer overflow vulnerability in function gnu_special in file cplus-dem.c in BinUtils 2.26 allows attackers to cause a denial of service via crafted PE file.
No. Junglewise Threat Intelligence has no report of CVE-2025-66862 being exploited in the wild.
How severe is CVE-2025-66862?
High severity, with a CVSS score of 7.5, published 29 December 2025.
Which products and versions are affected?
Gnu Binutils. The advisory does not name versions.
Is there a fix for CVE-2025-66862?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
Am I affected by CVE-2025-66862?
Check whether you run Gnu Binutils. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.