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Microsoft Security Response CenterCVE-2026-43107

xfrm: account XFRMA_IF_ID in aevent size calculation

Mariner

Read the vendor bulletin Get alerts for azl3 kernel 6.6.141.1-1 on Azure Linux
5.5CVSS out of 10Medium severity
Scope

What the vendor says is affected

  • azl3 kernel 6.6.141.1-1 on Azure Linux 3.0
  • azl3 kernel 6.6.144.1-1 on Azure Linux 3.0
  • azl3 kernel 6.6.145.2-1 on Azure Linux 3.0
  • azl3 kernel 6.6.152.1-1 on Azure Linux 3.0
  • azl3 kernel 6.6.137.1-2 on Azure Linux 3.0
  • azl3 kernel 6.6.138.1-1 on Azure Linux 3.0
  • azl3 kernel 6.6.139.1-1 on Azure Linux 3.0
  • azl3 kernel 6.6.143.1-1 on Azure Linux 3.0
  • azl3 kernel 6.6.150.1-1 on Azure Linux 3.0
  • azl3 kernel 6.6.157.1-1 on Azure Linux 3.0
Next step

What the vendor recommends

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.

Vulnerabilities

CVEs named in this advisory

CVE-2026-43107View CVSS, KEV, EPSS, and threat context
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