What is CVE-2026-80906?

CVE-2026-80906 is a security advisory published by Microsoft Security Response Center (MSRC). net: packet: fix wrong transport_header when sending VLAN-tagged frame

Which CVE IDs does CVE-2026-80906 cover?

CVE-2026-80906 covers the following CVE IDs: CVE-2026-80906. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

Which products are affected by CVE-2026-80906?

CVE-2026-80906 affects 1 product, including: azl3 kernel 6.6.152.1-1 on Azure Linux 3.0.

CVE-2026-80906

net: packet: fix wrong transport_header when sending VLAN-tagged frame

Vendor

Microsoft Security Response Center (MSRC)

Published

September 23, 2026

Last Modified

—

🔗 CVE IDs covered (1)

CVE-2026-80906 →

🎯 Affected products1

azl3 kernel 6.6.152.1-1 on Azure Linux 3.0

✅ Remediation

KBRelease Notes (Security Update) — fixed build 6.6.157.1-1

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-80906
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade