Buffer Overflow Vulnerability in BinUtils 2.26 by GNU
CVE-2025-66862

7.5HIGH

Key Information:

Vendor

GNU
Status
BinUtils
Vendor
CVE Published:
29 December 2025

What is CVE-2025-66862?

A buffer overflow vulnerability has been identified in the gnu_special function of the cplus-dem.c file within BinUtils 2.26. This flaw allows attackers to exploit crafted PE files, potentially leading to a denial of service. Exploitation involves creating specific conditions that trigger the overflow, enabling attackers to disrupt service availability.

References

https://github.com/caozhzh/CRGF-Vul/blob/main/cxxfilt/cra...

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.