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CVE record · CVE-2026-89992

cpuidle: dt_idle_genpd: kfree() the original name allocation

CVSS 8.4 HighEPSS 0.0018 · 7th percentile

Published by the CVE Program (CNA: Linux) at 16 Sept 2026, 10:33 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 9d976d6721dfb525b81ce981e1363c70c0975aab to before 1312ae33b91430ec99e69cd3d47f0e50a4ebf54b git
  • affected 9d976d6721dfb525b81ce981e1363c70c0975aab to before a38caa9ed0d5c61c17d88393b14b292199289c1f git
  • affected 9d976d6721dfb525b81ce981e1363c70c0975aab to before 09d002c8fb0261d35ce9d8a705de5db034ee90b8 git
  • affected 9d976d6721dfb525b81ce981e1363c70c0975aab to before b519dfce1998c323e54a56f911cf708d9ba0e076 git
  • affected 9d976d6721dfb525b81ce981e1363c70c0975aab to before 3394c7ba23336bdb7ece29127130fd01731d42d8 git
  • affected 9d976d6721dfb525b81ce981e1363c70c0975aab to before 2b0ac85512b7f67479127b2713254490662eb13d git
Other versions: unaffected
Linux Linux
  • affected 5.18
  • unaffected before 5.18 semver
  • unaffected 6.1.188 to 6.1.*, inclusive semver
  • unaffected 6.6.157 to 6.6.*, inclusive semver
  • unaffected 6.12.110 to 6.12.*, inclusive semver
  • unaffected 6.18.51 to 6.18.*, inclusive semver
  • unaffected 7.2.5 to 7.2.*, inclusive semver
  • unaffected 7.3 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-89992
CNA
Linux
Tags
Published
16 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
8.4 High 3.1 CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CNA (Linux)
  • 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 16 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.