s390/vfio-ap: Fix missing lock required to access list of ap_matrix_mdev objects

Mariner

Read the vendor bulletin Get alerts for azl3 kernel 6.6.150.1-1 on Azure Linux

7.8CVSS out of 10High severity

Scope

What the vendor says is affected

azl3 kernel 6.6.150.1-1 on Azure Linux 3.0

Next step

What the vendor recommends

See the Microsoft Security Update Guide for the update that applies to your product.

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Timeline

When this advisory changed

Sep 17, 2026 at 1:09 AM UTC
Published by Microsoft Security Response Center
The publication date reported by the vendor.
Sep 17, 2026 at 10:05 AM UTC
Added to SecurityAlert
We collected the advisory from the official source.

Vulnerabilities

CVEs named in this advisory

CVE-2026-89956View CVSS, KEV, EPSS, and threat context

Source

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Vendor: Microsoft Security Response Center
Advisory ID: CVE-2026-89956
Last source check: Sep 17, 2026 at 4:10 PM UTC

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Your environment

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Watch azl3 kernel 6.6.150.1-1 on Azure Linux

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What the vendor says is affected

What the vendor recommends

When this advisory changed

CVEs named in this advisory

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