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CVE record · CVE-2026-89699

nfsd: validate symlink target length in NFSv4 CREATE

CVSS 7.5 HighEPSS 0.0050 · 43rd percentile

Published by the CVE Program (CNA: Linux) at 11 Sept 2026, 19:46 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 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 36011308b3f01ce7dc9954f3cefcbb5291af9f95 git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 888dad4b557352cf85be31613407b5ba51ad07d1 git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 8661d3cb38fd148947e57dbc0871fd4d3fa33bbf git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 3ef5e7a01a4d74995a65496bc9166d1e980a4355 git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before b24843ea3de1676b29902457b38507c95a80649b git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 895a485cd3758031ef9993c0d53cf19ce8fb4ccc git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 45ec115cbfecb4b3cfab7fca6f73d1b60696a25a git
  • affected 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2 to before 041f57056e5fb9c80adc088269322d2c61074406 git
Other versions: unaffected
Linux Linux
  • affected 2.6.12
  • unaffected before 2.6.12 semver
  • unaffected 5.10.270 to 5.10.*, inclusive semver
  • unaffected 5.15.221 to 5.15.*, inclusive semver
  • unaffected 6.1.188 to 6.1.*, inclusive semver
  • unaffected 6.6.157 to 6.6.*, inclusive semver
  • unaffected 6.12.109 to 6.12.*, inclusive semver
  • unaffected 6.18.50 to 6.18.*, inclusive semver
  • unaffected 7.2.4 to 7.2.*, inclusive semver
  • unaffected 7.3 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-89699
CNA
Linux
Tags
Published
11 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
7.5 High 3.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CNA (Linux)
  • CISA KEV Not listed.
  • EPSS 0.0050, the 43rd percentile, on 14 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 11 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.