A vulnerability was detected in GNU Binutils 2.47. Affected by this vulnerability is the function elf_x86_allocate_dynrelocs of the file bfd/elfxx-x86.c of the component Dynamic Relocation Allocation. The manipulation results in null pointer dereference.
The attack requires a local approach. The exploit is now public and may be used. Upgrading to version 2.48 addresses this issue.
The patch is identified as d1268210b6f6/471130b39c0/283d3198bed/0a84e560216/a692a633d40. Upgrading the affected component is recommended.
Attack Parameters
Attack Vector
Local
Requires local access
Attack Complexity
Low
Easy to exploit
Attack Requirements
None
No additional conditions
Privileges Required
Low
Basic privileges needed
User Interaction
None
No user interaction needed
Impact Assessment
Confidentiality
None
No data leak
Integrity
None
No data modification
Availability
Low
Partial disruption
CVSS Vector v4.0
Weakness Type (CWE)
Vulnerable Products 1
| Configuration | From (including) | Up to (excluding) |
|---|---|---|
|
Gnu Binutils
cpe:2.3:a:gnu:binutils:2.47:*:*:*:*:*:*:*
|
— | — |
References 7
https://github.com/Ech06/CVE_submit/tree/main/bugzilla/pocs/34448
cna@vuldb.com
https://sourceware.org/bugzilla/show_bug.cgi?id=34448
cna@vuldb.com
https://vuldb.com/cve/CVE-2026-91782
cna@vuldb.com
https://vuldb.com/submit/933335
cna@vuldb.com
https://vuldb.com/vuln/404053
cna@vuldb.com
https://vuldb.com/vuln/404053/cti
cna@vuldb.com
https://www.gnu.org/
cna@vuldb.com