GNU Binutils ELF Section elf64-x86-64.c elf_x86_64_common_section_index null pointer dereference
33Vexday Risk Score
No sign of exploitation. It has a public proof of concept.
ssvc Attendcvss 4.8epss 0.1%
exploitation probability
0.1%top 97% of all CVEs
observed exploitation
nono source reports it
1 public exploit(s)
A security vulnerability has been detected in GNU Binutils 2.47. Affected is the function elf_x86_64_common_section_index of the file bfd/elf64-x86-64.c of the component ELF Section Handler. The manipulation leads to null pointer dereference. The attack needs to be performed locally. The exploit has been disclosed publicly and may be used. Upgrading to version 2.48 is able to address this issue. The identifier of the patch is 7322e9bc30cb282575a701c307851fd3d66fee68. It is suggested to upgrade the affected component.
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
Affected products
GNU · Binutilspublic PoCs found — 1
cve_referencegithub.com/Ech06/CVE_submit/tree/main/bugzilla/pocs/34449unverified⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.
References
https://github.com/Ech06/CVE_submit/tree/main/bugzilla/pocs/34449https://sourceware.org/bugzilla/show_bug.cgi?id=34449https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=7322e9bc30cb282575a701c307851fd3d66fee68https://vuldb.com/cve/CVE-2026-91781https://vuldb.com/submit/933336https://vuldb.com/vuln/404052https://vuldb.com/vuln/404052/ctihttps://www.gnu.org/