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Microsoft Security Response CenterCVE-2025-69649

GNU Binutils thru 2.46 readelf contains a null pointer dereference vulnerability when processing a crafted ELF binary with malformed header fields. During relocation processing, an invalid or null section pointer may be passed into display_relocations(), resulting in a segmentation fault (SIGSEGV) and abrupt termination. No evidence of memory corruption beyond the null pointer dereference, nor any possibility of code execution, was observed.

Mariner

Read the vendor bulletin Get alerts for cbl2 binutils 2.37-20 on CBL-Mariner
5.5CVSS out of 10Medium severity
Scope

What the vendor says is affected

  • cbl2 binutils 2.37-20 on CBL-Mariner 2.0
  • azl3 binutils 2.41-10 on Azure Linux 3.0
  • cbl2 binutils 2.37-20 on CBL Mariner 2.0
  • azl3 binutils 2.41-11 on Azure Linux 3.0
  • cbl2 binutils 2.37-20

Versions the vendor lists as fixed

  • 2.41-11
Next step

What the vendor recommends

CBL-Mariner Releases

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-2025-69649View CVSS, KEV, EPSS, and threat context
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