Buffer overflow in Gnu Binutils
CVE-2025-11495
A vulnerability was determined in GNU Binutils 2.45. The affected element is the function elf_x86_64_relocate_section of the file elf64-x86-64.c of the component Linker. This manipulation causes heap-based buffer overflow. The attack can only be executed locally. The exploit has been publicly disclosed and may be utilized. Patch name: 6b21c8b2ecfef5c95142cbc2c32f185cb1c26ab0. To fix this issue, it is recommended to deploy a patch.
Vulnerability class: Buffer Overflow
EPSS: 0.002 (12.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Gnu Binutils — versions 2.45
Weakness classification (CWE)
References
- VDB-327620 | GNU Binutils Linker elf64-x86-64.c elf_x86_64_relocate_section heap-based overflow (technical-description, Third Party Advisory, VDB Entry, vdb-entry)
- VDB-327620 | CTI Indicators (IOB, IOC, IOA) (signature, Permissions Required, permissions-required, VDB Entry)
- Submit #668290 | GNU Binutils 2.45 Heap-based Buffer Overflow (Third Party Advisory, VDB Entry, third-party-advisory)
- cna@vuldb.com (issue-tracking, Exploit, Issue Tracking)
- cna@vuldb.com (issue-tracking, Exploit, Issue Tracking)
- cna@vuldb.com (exploit, Broken Link)
- cna@vuldb.com (Patch, patch)
- cna@vuldb.com (Product, product)
- 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
Frequently asked questions
- What is CVE-2025-11495?
- CVE-2025-11495 is a low-severity vulnerability in Gnu Binutils, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 3.3/10. Published 2025-10-08.
- How severe is CVE-2025-11495?
- Low severity. CVSS v3 base score is 3.3 out of 10.