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CVE record · CVE-2026-89683

nfsd: fix dentry ref leak on V4ROOT export filehandle lookup

No CVSS scoreEPSS 0.0018 · 7th 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 ef7f6c4904d03ccd7478e1ac20ed75f79c4ac444 to before d493cf57f4c4dae5396cd6ad41e5c209d0615a81 git
  • affected ef7f6c4904d03ccd7478e1ac20ed75f79c4ac444 to before c1ae0f973bcba5730871e35976a0ab6878fdac34 git
  • affected ef7f6c4904d03ccd7478e1ac20ed75f79c4ac444 to before 11db8df188b34bdb8c6a3a0bf438e5fc8cd75aca git
  • affected ef7f6c4904d03ccd7478e1ac20ed75f79c4ac444 to before 6247023fbbec1325029f2d5f2a7cdc0f9f9ea15a git
Other versions: unaffected
Linux Linux
  • affected 6.12
  • unaffected before 6.12 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-2026-89683
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

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

  • CISA KEV Not listed.
  • EPSS 0.0018, the 7th 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.