NULL pointer dereference in GNU Binutils
CVE-2026-91779
A security flaw has been discovered in GNU Binutils 2.47. This affects the function _bfd_elf_eh_frame_section_offset of the file bfd/elf-eh-frame.c of the component Eh Frame Handler. Performing a manipulation results in null pointer dereference. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through a bug report but has not responded yet.
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 2.47
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, vdb-entry)
- cna@vuldb.com (signature, permissions-required)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (issue-tracking)
- cna@vuldb.com (issue-tracking, exploit)
- cna@vuldb.com (product, broken-link)
Frequently asked questions
- What is CVE-2026-91779?
- CVE-2026-91779 is a low-severity vulnerability in GNU Binutils, classified under Improper Resource Shutdown or Release. CVSS score: 3.3/10. Published 2026-09-15.
- How severe is CVE-2026-91779?
- Low severity. CVSS v3 base score is 3.3 out of 10.