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CVE record · CVE-2026-99176

KVM: nVMX: Reset MMU back to the root MMU if loading L2 state fails for !VM-Entry

No CVSS scoreEPSS 0.0020 · 10th percentile

Published by the CVE Program (CNA: Linux) at 28 Oct 2026, 10:35 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 72e9cbdb43384ceacc49e2fb6b8c8fb7c5988778 to before c2586874605ec23b611c57fe71d183d98f168971 git
  • affected 72e9cbdb43384ceacc49e2fb6b8c8fb7c5988778 to before c611337aee17a0627e365e58e2b6e78803fb3c36 git
  • affected 72e9cbdb43384ceacc49e2fb6b8c8fb7c5988778 to before df4d01be5b318024bec68654c7af0ebc0e0ed8a1 git
  • affected 72e9cbdb43384ceacc49e2fb6b8c8fb7c5988778 to before 6a36b05fc5b3d660fcc826133dc92e2fc87bd1de git
  • affected 72e9cbdb43384ceacc49e2fb6b8c8fb7c5988778 to before f0c077c36fda9d498db39199e3997860e985efc8 git
  • affected 72e9cbdb43384ceacc49e2fb6b8c8fb7c5988778 to before d00d5f534a8238674755e59826a6c7d3c8efb870 git
  • affected 72e9cbdb43384ceacc49e2fb6b8c8fb7c5988778 to before c9716f956216eb74ab0aad7f633586edd49e0322 git
  • affected 72e9cbdb43384ceacc49e2fb6b8c8fb7c5988778 to before c8f4cfe1cf93bce924e27f2abead7a4c4a487505 git
Other versions: unaffected
Linux Linux
  • affected 4.15
  • unaffected before 4.15 semver
  • unaffected 5.10.273 to 5.10.*, inclusive semver
  • unaffected 5.15.224 to 5.15.*, inclusive semver
  • unaffected 6.1.191 to 6.1.*, inclusive semver
  • unaffected 6.6.161 to 6.6.*, inclusive semver
  • unaffected 6.12.115 to 6.12.*, inclusive semver
  • unaffected 6.18.59 to 6.18.*, inclusive semver
  • unaffected 7.2.13 to 7.2.*, inclusive semver
  • unaffected 7.3 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-99176
CNA
Linux
Tags
Published
28 Oct 2026
Updated
30 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

No source has published a CVSS score for this record yet.

  • CISA KEV Not listed.
  • EPSS 0.0020, the 10th percentile, on 5 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 28 Oct 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.