A security vulnerability has been detected in GNU Binutils 2.47. Affected by this vulnerability is the function elf_x86_64_relocate_section of the file bfd/elf64-x86-64.c of the component ld. Such manipulation of the argument roff leads to buffer overflow.
An attack has to be approached locally. The exploit has been disclosed publicly and may be used. Upgrading to version 2.48 addresses this issue.
The name of the patch is 471130b39c03623ec6d78ece377ff4da3f6bfe7b. It is recommended to upgrade the affected component.
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
Low
Partial data leak
Integrity
Low
Partial data modification
Availability
Low
Partial disruption
CVSS Vector v4.0
Weakness Type (CWE)
References 8
https://github.com/r1ck9-2q/cve_summit/blob/main/Heap%20OOB%20readwrite%20and%2…
cna@vuldb.com
https://sourceware.org/bugzilla/show_bug.cgi?id=34444
cna@vuldb.com
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=471130b39c03623ec6d7…
cna@vuldb.com
https://vuldb.com/cve/CVE-2026-90803
cna@vuldb.com
https://vuldb.com/submit/920280
cna@vuldb.com
https://vuldb.com/vuln/403305
cna@vuldb.com
https://vuldb.com/vuln/403305/cti
cna@vuldb.com
https://www.gnu.org/
cna@vuldb.com