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Microsoft Security Response CenterCVE-2026-55737

Heap pointer corruption via signed/unsigned mismatch in LARGE_TUPLE_EXT decoding in erts external term format decoder

Medium 1 CVE Published Aug 7, 2026 at 12:42 AM UTC

Summary

Mariner

Products covered

  • azl3 erlang 26.2.5.21-4 on Azure Linux 3.0

Remediation

CBL-Mariner Releases

Vendor-listed fixes

  • 26.2.5.21-3

CVEs in this advisory 1

Updates

  1. Published by Microsoft Security Response Center

    The publication date reported by the vendor.

  2. Added to SecurityAlert

    We collected the advisory from the official source.

  3. Confirmed at the source

    Our collector saw this advisory during a later source check.