Medium6.1Red Hat Linux

Medium [CVE-2026-4647] Out-of-Bounds Read in XCOFF Relocation Processing in GNU Binutils BFD Library

This medium-severity Red Hat Linux advisory covers CVE-2026-4647 affecting Red Hat Hardened Images, Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 6.

CVE-2026-4647 Published Mar 23, 2026

CVE-2026-4647

Affected products & platforms

Red Hat LinuxUnclassified

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Summary

Out-of-Bounds Read in XCOFF Relocation Processing in GNU Binutils BFD Library. Red Hat rates this moderate (CVSS 6.1).

Weakness: CWE-125. Affected package(s): binutils-main.

Resolved in Red Hat advisory RHSA-2026:33527 — update the affected packages (`sudo dnf update`).

Affected products named by the advisory: Red Hat Hardened Images; Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 7; and 3 more.

Affected versions

binutils-main-2.45.1-5.1.hum1

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Fixed versions

RHSA-2026:33527

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

Mitigation checklist

Recommended fix / mitigation

Update the affected package(s) to the fixed version shipped in RHSA-2026:33527 (`sudo dnf update` / `yum update`).

Official advisory · high-confidence parse· fetched 2 months ago·verify at source

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