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CVE record · CVE-2026-89914

KVM: arm64: Sign-extend VA for range-based TLBI invalidation

CVSS 9.3 CriticalCriticalEPSS 0.0019 · 9th percentile

Critical, because:

  • CVSS score 9.3: 9.0 or more.

How we decide what’s critical

Published by the CVE Program (CNA: Linux) at 16 Sept 2026, 10:32 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Linux Linux
  • affected 85bba00425ae0b4b30938ebfdde6d986e5423aff to before 72bce82c4171bf330919ff1b64dc0a36c254ec7d git
  • affected 85bba00425ae0b4b30938ebfdde6d986e5423aff to before 3feb83918e30f0472e058224b926ebfe8a064fac git
  • affected 85bba00425ae0b4b30938ebfdde6d986e5423aff to before 2393470085649f0b973ecceb26fe8fc71edde0c1 git
Other versions: unaffected
Linux Linux
  • affected 6.16
  • unaffected before 6.16 semver
  • unaffected 6.18.51 to 6.18.*, inclusive semver
  • unaffected 7.2.5 to 7.2.*, inclusive semver
  • unaffected 7.3 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-89914
CNA
Linux
Tags
Published
16 Sept 2026
Updated
19 Oct 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
9.3 Critical 3.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H CNA (Linux)
  • CISA KEV Not listed.
  • EPSS 0.0019, the 9th percentile, on 13 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

This record came from the full history of the CVE Program, published 16 Sept 2026. New records show when each source confirmed them.

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.