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CVE-2026-4647

Binutils: out-of-bounds read in xcoff relocation processing in gnu binutils bfd library

CVSS 6.1 MEDIUMEPSS 0.2%CWE-125
Vexday Risk Score
13Low
SSVC decision (CISA)
Track
No exploitation signal → monitor
CVSS 6.1EPSS 0.2%KEV nãoPoC Nuclei Metasploit Patch referenciado
Lifecycle
23 Mar 2026Published on NVD
Recommendation: Monitor — no exploitation signal at the moment.
A flaw was found in the GNU Binutils BFD library, a widely used component for handling binary files such as object files and executables. The issue occurs when processing specially crafted XCOFF object files, where a relocation type value is not properly validated before being used. This can cause the program to read memory outside of intended bounds. As a result, affected tools may crash or expose unintended memory contents, leading to denial-of-service or limited information disclosure risks.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H