CVE-2026-90801CWE-119CWE-120

CVE-2026-90801

Medium · published September 14, 2026

CVSS v3.1
5.3
EPSS
0%
Percentile
10.3
In the wild
Unconfirmed
What it is

A security flaw has been discovered in GNU Binutils 2.47. This impacts the function cache_bwrite of the file bfd/cache.c of the component ld. The manipulation of the argument nbytes results in buffer overflow. The attack requires a local approach. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through a bug report but has not responded yet.

The record
Technical detail
CVSS v3.1
5.3 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CVSS v4.0
4.8 · CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00208 · 10.3th percentile
Weaknesses
CWE-119 · Improper Restriction of Operations within the Bounds of a Memory Buffer; CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Published
2026-09-14T21:17Z
Affected products (1)
ProductVersionsFixed in
gnu/binutilsall versions—
References (7)
https://github.com/r1ck9-2q/cve_summit/blob/main/Heap-buffer-overflow%20in%20%60cache_bwrite%60%20(bfdcache.c436)%20via%20malformed%20ELF%20with%20%60--gc-sections%20-w%60.md · [email protected]https://sourceware.org/bugzilla/show_bug.cgi?id=34442 · [email protected]https://vuldb.com/cve/CVE-2026-90801 · [email protected]https://vuldb.com/submit/920276 · [email protected]https://vuldb.com/vuln/403303 · [email protected]https://vuldb.com/vuln/403303/cti · [email protected]https://www.gnu.org/ · [email protected]
EPSS history
Timeline
  • 17 SEP 03:33Z
    EPSS moved — → 0%
    epss
  • 14 SEP 16:15Z
    GNU Binutils ld cache.c cache_bwrite buffer overflow
    cvelistv5