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CVE record · CVE-2025-21908

NFS: fix nfs_release_folio() to not deadlock via kcompactd writeback

CVSS 5.5 MediumEPSS 0.0016 · 4th percentile

Published by the CVE Program (CNA: Linux) at 1 Apr 2025, 15:40 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 96780ca55e3cbf4f150fd5a833a61492c9947b5b to before ab0727d6e2196682351c25c1dd112136f6991f11 git
  • affected 96780ca55e3cbf4f150fd5a833a61492c9947b5b to before 5ae31c54cff745832b9bd5b32e71f3d1b607cd1e git
  • affected 96780ca55e3cbf4f150fd5a833a61492c9947b5b to before 8253ff29edcb429a9a6c75710941c6a16a9a34b1 git
  • affected 96780ca55e3cbf4f150fd5a833a61492c9947b5b to before ce6d9c1c2b5cc785016faa11b48b6cd317eb367e git
Other versions: unaffected
Linux Linux
  • affected 6.3
  • unaffected before 6.3 semver
  • unaffected 6.6.83 to 6.6.*, inclusive semver
  • unaffected 6.12.19 to 6.12.*, inclusive semver
  • unaffected 6.13.7 to 6.13.*, inclusive semver
  • unaffected 6.14 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2025-21908
CNA
Linux
Weakness (CWE)
CWE-667
Tags
Published
1 Apr 2025
Updated
11 May 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
5.5 Medium 3.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H ADP (CISA-ADP)
  • CISA KEV Not listed.
  • EPSS 0.0016, the 4th 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 1 Apr 2025. 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.