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CVE record · CVE-2026-97945

x86/mm: Fix user-space data loss with MADV_FREE and THP

No CVSS scoreEPSS 0.0021 · 10th percentile

Published by the CVE Program (CNA: Linux) at 25 Sept 2026, 10:22 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 bb3aadf7d446aaf22c725b274e2c194ac5cb2111 to before b5dec6dfb593d81fec15ba43c4fe5d58f10a49a2 git
  • affected bb3aadf7d446aaf22c725b274e2c194ac5cb2111 to before e4d569fe2f436a9b58c048fefabf56eab68c1b7e git
  • affected bb3aadf7d446aaf22c725b274e2c194ac5cb2111 to before 55ddbc2ca6d5db64d44c3fb8f8705b4d39eb30b7 git
  • affected bb3aadf7d446aaf22c725b274e2c194ac5cb2111 to before a5ad97cbcfcec31430268441c10eedde73200177 git
  • affected bb3aadf7d446aaf22c725b274e2c194ac5cb2111 to before f7491d7c81db0e7c304a7bd757a76d2fbeaff80e git
Other versions: unaffected
Linux Linux
  • affected 6.6
  • unaffected before 6.6 semver
  • unaffected 6.6.158 to 6.6.*, inclusive semver
  • unaffected 6.12.111 to 6.12.*, inclusive semver
  • unaffected 6.18.53 to 6.18.*, inclusive semver
  • unaffected 7.2.7 to 7.2.*, inclusive semver
  • unaffected 7.3 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-97945
CNA
Linux
Tags
Published
25 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

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

  • CISA KEV Not listed.
  • EPSS 0.0021, the 10th percentile, on 12 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 25 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.