Recorded 2 Nov 2026 at 16:27 UTC. This is what ChangeIntel recorded, including the title, summary, facts and links. It is not a statement of the source's current position. See the latest record.

The historical field “Public exploit code” recorded Nuclei detection-template membership. It did not establish exploit availability. The original recorded fields remain below.

CVEMicrosoft Security Response Center

s390/vfio-ap: fix KVM GISC and page leak when queue removed from host config

What it said

CVE: CVE-2026-98473
Severity: Low
CVSS base score: 1.9
CVSS vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L/E:U
Impact: Not stated
Exploitation detected: Unknown: not stated by MSRC
Publicly disclosed: Unknown: not stated by MSRC
Exploitability: Not assessed
Component: Mariner
Weakness: Not stated
Issued by: Linux
Customer action: Required: follow the MSRC remediation guidance
Affected products: azl3 kernel 6.6.157.1-1 on Azure Linux 3.0
Updates that fix it: No KB listed
CISA KEV: Not listed in the collected catalog
EPSS: No EPSS score collected
Public detection template: Unknown: detection-template evidence is incomplete or retained
Published: 20 Oct 2026 01:10 UTC
Last revised: 29 Oct 2026 01:43 UTC
Revision note: Information published.
Public exploit code: No Nuclei template listed

Recorded links

Source evidence when recorded

Microsoft security releases: IncompleteRead 2 Nov 2026 at 15:22 UTC
CISA KEV: Complete at observationRead 2 Nov 2026 at 16:25 UTC
FIRST EPSS: IncompleteRead 2 Nov 2026 at 15:22 UTC
Public detection templates (Nuclei): IncompleteRead 2 Nov 2026 at 15:22 UTC

Coverage describes the sources at this observation. A complete read then does not establish their current position.

What changed

Detection template: No Nuclei template listed → Unknown: detection-template evidence is incomplete or retained
2 Nov 2026
Detection template: No Nuclei template listed · Customer action: Required: apply the update → Required: follow the MSRC remediation guidance · Public disclosure: No → Unknown: not stated by MSRC · Exploitation detected: Not reported by MSRC → Unknown: not stated by MSRC
29 Oct 2026 · 20:19:26 UTC
CVSS vector: Not published → CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L/E:U · CVSS score: Not published → 1.9 · Severity: Unrated → Low
29 Oct 2026 · 08:00:21 UTC

Page history

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Cite this version

Field-level log (13)

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2 Nov 2026 · 16:27:39 UTC Public detection templateNo Nuclei template listed → Unknown: detection-template evidence is incomplete or retained
2 Nov 2026 · 16:27:39 UTC Source coverage: public-exploit-codeCurrent → Incomplete
2 Nov 2026 · 16:27:39 UTC Source coverage: first-epssCurrent → Incomplete
2 Nov 2026 · 16:27:39 UTC Source coverage: msrc-cvrfCurrent → Incomplete
29 Oct 2026 · 20:19:26 UTC Public detection templateNo Nuclei template listed
29 Oct 2026 · 20:19:26 UTC EPSSNot scored → No EPSS score collected
29 Oct 2026 · 20:19:26 UTC Customer actionRequired: apply the update → Required: follow the MSRC remediation guidance
29 Oct 2026 · 20:19:26 UTC Publicly disclosedNo → Unknown: not stated by MSRC
29 Oct 2026 · 20:19:26 UTC Exploitation detectedNot reported by MSRC → Unknown: not stated by MSRC
29 Oct 2026 · 08:00:21 UTC Last revised24 Oct 2026 14:49 UTC → 29 Oct 2026 01:43 UTC
29 Oct 2026 · 08:00:21 UTC CVSS vectorNot published → CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:N/I:N/A:L/E:U
29 Oct 2026 · 08:00:21 UTC CVSS base scoreNot published → 1.9
29 Oct 2026 · 08:00:21 UTC SeverityUnrated → Low