CVE-2025-66862

Published: Dec 29, 2025Modified: Jan 14, 2026

7.5

Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability: 3.9 / Impact: 3.6

Source: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)

Description

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.

Affected (1)

Products: Gnu: Binutils

Gnu

1 product

Binutils

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Gnu Binutils	Version 2.26

Related CWEs

CWE-122

Heap-based Buffer Overflow

A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

References (1)

https://github.com/caozhzh/CRGF-Vul/blob/main/cxxfilt/crash3.md

Source: cve@mitre.org

ExploitThird Party Advisory

Timeline

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