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Microsoft Security Response CenterCVE-2026-6324

Libsoup: libsoup: http request smuggling via unsigned to signed conversion error

MediumVendor CVSS 4.8 / 10 1 CVE Published Jun 2, 2026 at 1:01 AM UTC

Summary

Mariner

Products covered

  • azl3 libsoup 3.4.4-15 on Azure Linux 3.0

  • azl3 libsoup 3.4.4-16 on Azure Linux 3.0

Remediation

CBL-Mariner Releases

Vendor-listed fixes

  • 3.4.4-16

CVEs in this advisory 1

Updates

  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.