CVE-2026-4647: Binutils: out-of-bounds read in xcoff relocation processing in gnu binutils bfd library

Overview

Severity
Medium (CVSS 6.1)
CVSS Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
Exploit Status
Not Exploited
Patch Tuesday
2026-Mar
Released
2026-03-27
Last Updated
2026-04-29
EPSS Score
0.00% (percentile: 0.2%)

Affected Products (9)

Open Source Software

  • cbl2 binutils 2.37-20 on CBL Mariner 2.0
  • azl3 binutils 2.41-10 on Azure Linux 3.0
  • azl3 crash 9.0.0-1 on Azure Linux 3.0
  • azl3 gdb 13.2-6 on Azure Linux 3.0

Other

  • 20600-17086
  • 20598-17086
  • 21253-17084
  • 21200-17084
  • 21201-17084

Revision History

  • 2026-03-27: Information published.
  • 2026-04-14: Information published.
  • 2026-04-14: Information published.
  • 2026-04-22: Information published.
  • 2026-04-29: Information published.