CVE-2026-91781
GNU Binutils ELF Section elf64-x86-64.c elf_x86_64_common_section_index null pointer dereference
CVSS Score
3.3
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-476 CWE-404 |
| Vendor | gnu |
| Product | binutils |
| Published | Sep 15, 2026 |
| Last Updated | Sep 15, 2026 |
Stay Ahead of the Next One
Get instant alerts for gnu binutils
Be the first to know when new low vulnerabilities affecting gnu binutils are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
GNU / Binutils
2.47
References
vuldb.com: https://vuldb.com/vuln/404052 vuldb.com: https://vuldb.com/vuln/404052/cti vuldb.com: https://vuldb.com/cve/CVE-2026-91781 vuldb.com: https://vuldb.com/submit/933336 sourceware.org: https://sourceware.org/bugzilla/show_bug.cgi?id=34449 github.com: https://github.com/Ech06/CVE_submit/tree/main/bugzilla/pocs/34449 sourceware.org: https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=7322e9bc30cb282575a701c307851fd3d66fee68 gnu.org: https://www.gnu.org/
Credits
🔍 Ech06 (VulDB User)