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CVE record · CVE-2025-21634

cgroup/cpuset: remove kernfs active break

CVSS 5.5 MediumEPSS 0.0014 · 3rd percentile

Published by the CVE Program (CNA: Linux) at 19 Jan 2025, 10:17 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 76bb5ab8f6e3e7bebdcefec4146ff305e7d0b465 to before 11cb1d643a74665a4e14749414f48f82cbc15c64 git
  • affected 76bb5ab8f6e3e7bebdcefec4146ff305e7d0b465 to before 3cb97a927fffe443e1e7e8eddbfebfdb062e86ed git
Other versions: unaffected
Linux Linux
  • affected 3.16
  • unaffected before 3.16 semver
  • unaffected 6.12.10 to 6.12.*, inclusive semver
  • unaffected 6.13 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2025-21634
CNA
Linux
Weakness (CWE)
CWE-667
Tags
Published
19 Jan 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 0.0014, the 3rd 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 19 Jan 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.