MEDIUM
CVE-2026-90803
CVSS
6.8
Description
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.
Weakness (CWE)
CWE-119
Memory Buffer Bounds Error
CWE-120
Classic Buffer Overflow
EPSS Score
0.14%
Probability of exploitation in next 30 days
3.8th percentile
References
https://github.com/r1ck9-2q/cve_summit/blob/main/Heap%20OOB%20readwrite%20and%20SEGV%20in%20%60elf_x86_64_relocate_section%60%20(bfdelf64-x86-64.c4530%20%204835)%20via%20malformed%20relocation.md
Exploit, Mitigation, Third Party Advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=34444
Exploit, Third Party Advisory
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=471130b39c03623ec6d78ece377ff4da3f6bfe7b
Patch
https://vuldb.com/cve/CVE-2026-90803
Permissions Required, Third Party Advisory, VDB Entry
https://vuldb.com/submit/920280
Permissions Required, Third Party Advisory, VDB Entry
https://vuldb.com/vuln/403305
Permissions Required, Third Party Advisory, VDB Entry
https://vuldb.com/vuln/403305/cti
Permissions Required, Third Party Advisory, VDB Entry
https://www.gnu.org/
Product
Base CVE data derived from NVD (public domain). Enrichment by
dbcve.org
(CC-BY-4.0). Fetched via API.