What is CVE-2026-80931?

CVE-2026-80931 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. w1: ds28e17: reject an oversize length on an I2C block read

Which CVE IDs does CVE-2026-80931 cover?

CVE-2026-80931 covers the following CVE IDs: CVE-2026-80931. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-80931?

CVE-2026-80931 has a CVSS v3 base score of 6.1, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-80931?

CVE-2026-80931 affects 2 products, including: azl3 kernel 6.6.150.1-1 on Azure Linux 3.0; azl3 kernel 6.6.152.1-1 on Azure Linux 3.0.

CVE-2026-80931MediumCVSS 6.1

w1: ds28e17: reject an oversize length on an I2C block read

Vendor

Microsoft Security Response Center (MSRC)

Published

September 13, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-80931 →

🎯 Affected products2

azl3 kernel 6.6.150.1-1 on Azure Linux 3.0
azl3 kernel 6.6.152.1-1 on Azure Linux 3.0

✅ Remediation

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

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-80931
patchhttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade