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Microsoft Security Response CenterCVE-2026-4647

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

Mariner

Read the vendor bulletin Get alerts for cbl2 binutils 2.37-20 on CBL Mariner
6.1CVSS out of 10Medium severity
Scope

What the vendor says is affected

  • cbl2 binutils 2.37-20 on CBL Mariner 2.0
  • cbl2 crash 8.0.1-5 on CBL Mariner 2.0
  • azl3 binutils 2.41-10 on Azure Linux 3.0
  • cbl2 gdb 11.2-10 on CBL Mariner 2.0
  • azl3 crash 9.0.0-1 on Azure Linux 3.0
  • azl3 gdb 13.2-6 on Azure Linux 3.0
  • azl3 crash 9.0.0-2 on Azure Linux 3.0
  • cbl2 binutils 2.37-20 on CBL-Mariner 2.0
  • cbl2 crash 8.0.1-5 on CBL-Mariner 2.0
  • cbl2 gdb 11.2-10 on CBL-Mariner 2.0
  • azl3 binutils 2.41-11 on Azure Linux 3.0
  • azl3 gdb 13.2-7 on Azure Linux 3.0
  • cbl2 binutils 2.37-20

Versions the vendor lists as fixed

  • 2.41-11
  • 9.0.0-2
  • 13.2-7
Next step

What the vendor recommends

CBL-Mariner Releases Release Notes

Review the complete instructions on the vendor's site
Timeline

When this advisory changed

  1. Published by Microsoft Security Response Center

    The publication date reported by the vendor.

  2. Updated by Microsoft Security Response Center

    The vendor changed the advisory after it was first published.

  3. Added to SecurityAlert

    We collected the advisory from the official source.

  4. Confirmed at the source

    Our collector saw this advisory during a later source check.

Vulnerabilities

CVEs named in this advisory

CVE-2026-4647View CVSS, KEV, EPSS, and threat context
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