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CVE record · CVE-2026-98681

smb: client: split cifsFileInfo bitfields to avoid shared-byte RMW races

No CVSS scoreEPSS 0.0018 · 7th percentile

Published by the CVE Program (CNA: Linux) at 18 Oct 2026, 15:45 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 3bc303c254335dbd7c7012cc1760b12f1d5514d3 to before f255e87b4f7eda568c37d6eae5db1d1a8aca5968 git
  • affected 3bc303c254335dbd7c7012cc1760b12f1d5514d3 to before 7fa619367869be705942f087b2ecd209efc78fe1 git
  • affected 3bc303c254335dbd7c7012cc1760b12f1d5514d3 to before e961baf9c1a4f2e93a55f8eb2c6151fc27b96a4c git
  • affected 3bc303c254335dbd7c7012cc1760b12f1d5514d3 to before 3b8e7928cf1928555dc05d172dd02fb0e7692ec4 git
  • affected 3bc303c254335dbd7c7012cc1760b12f1d5514d3 to before 3786ee67658a2c80fef2544e7de2cd329e043cf9 git
  • affected 3bc303c254335dbd7c7012cc1760b12f1d5514d3 to before 4165641d06ef44f3a31b77a28048b6c737e885e7 git
  • affected 3bc303c254335dbd7c7012cc1760b12f1d5514d3 to before d9d23d115610e0342e768f6cb525d91c7b154027 git
  • affected 3bc303c254335dbd7c7012cc1760b12f1d5514d3 to before 19465a9aeb664f1d710d0d22c07c31bfb7c85446 git
Other versions: unaffected
Linux Linux
  • affected 2.6.32
  • unaffected before 2.6.32 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 6.6.160 to 6.6.*, inclusive semver
  • unaffected 6.12.113 to 6.12.*, inclusive semver
  • unaffected 6.18.56 to 6.18.*, inclusive semver
  • unaffected 7.2.10 to 7.2.*, inclusive semver
  • unaffected 7.3 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-98681
CNA
Linux
Tags
Published
18 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 0.0018, the 7th percentile, on 6 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 18 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.