CVE-2026-4647

Medium

Description

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.

SeverityMedium
CVSS6.1
Exploit probability—
ProductGnu Binutils
PublishedMar 23, 2026
First seenMar 23, 2026

How to fix

Affected products

ProductAffected versionsFixed in
gnu binutilsNo range specified—
redhat openshift_container_platform4.0—
redhat enterprise_linux6.0, 7.0, 8.0, 9.0, 10.0—

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