Severity
7.5HIGH
EPSS
0.0%
top 96.60%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
Timeline
PublishedDec 29

Description

An issue was discovered in function d_abi_tags in file cp-demangle.c in BinUtils 2.26 allows attackers to cause a denial of service via crafted PE file.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HExploitability: 3.9 | Impact: 3.6

Affected Packages1 packages

NVDgnu/binutils2.26

🔴Vulnerability Details

3
CVEList
CVE-2025-66866: An issue was discovered in function d_abi_tags in file cp-demangle2025-12-29
GHSA
GHSA-gjrj-58f4-pgrh: An issue was discovered in function d_abi_tags in file cp-demangle2025-12-29
OSV
CVE-2025-66866: An issue was discovered in function d_abi_tags in file cp-demangle2025-12-29

📋Vendor Advisories

2
Red Hat
binutils: BinUtils: Denial of Service via crafted PE file2025-12-29
Debian
CVE-2025-66866: binutils - An issue was discovered in function d_abi_tags in file cp-demangle.c in BinUtils...2025

🕵️Threat Intelligence

1
Wiz
CVE-2025-66866 Impact, Exploitability, and Mitigation Steps | Wiz
CVE-2025-66866 (HIGH CVSS 7.5) | An issue was discovered in function | cvebase.io