CVE-2026-91780
GNU Binutils elflink.c elf_link_add_object_symbols null pointer dereference
LOW 1.9EPSS 0.2%
A weakness has been identified in GNU Binutils 2.47. This impacts the function elf_link_add_object_symbols of the file bfd/elflink.c. Executing a manipulation can lead to null pointer dereference. The attack needs to be launched locally. The exploit has been made available to the public and could be used for attacks. The project was informed of the problem early through a bug report but has not responded yet.
- Affected
- GNU · Binutils
- CVSS v4.0 VULDB
- 1.9 LOW
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X - CVSS v3.1 VULDB
- 3.3 LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L - CVSS v2.0 VULDB
- 1.7 LOW
AV:L/AC:L/Au:S/C:N/I:N/A:P - EPSS
- 0.17% chance of exploitation in the next 30 days, 6th percentile
- Published
- 2026-09-15
Proof-of-concept exploits (1)
- Ech06/CVE_submit/tree/main/bugzilla/pocs/344470★ · 2026-08-16
Security advisories
- https://sourceware.org/bugzilla/show_bug.cgi?id=34447
- https://vuldb.com/cve/CVE-2026-91780
- https://vuldb.com/submit/933334
- https://vuldb.com/vuln/404051
- https://www.gnu.org