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CVE record · CVE-2026-89574

dm array: validate array block headers on read

CVSS 7.8 HighEPSS 0.0017 · 6th percentile

Published by the CVE Program (CNA: Linux) at 11 Sept 2026, 19:44 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 6513c29f44f2cc970c0e9fecfe5a6526c3e73025 to before e09d8b34ed199c8b7d7528c2b8324aa7cff712f8 git
  • affected 6513c29f44f2cc970c0e9fecfe5a6526c3e73025 to before 0e3b8f371c385c212b6e6f76c66f5b3f5bcfea62 git
  • affected 6513c29f44f2cc970c0e9fecfe5a6526c3e73025 to before 67adda7ed5da3e3b64f5b9021a02c21fb374fd9c git
  • affected 6513c29f44f2cc970c0e9fecfe5a6526c3e73025 to before b33f76d33aaeacf3baf3370d8d64985169b36600 git
  • affected 6513c29f44f2cc970c0e9fecfe5a6526c3e73025 to before 9808ddffb4bc659352df3020cd84d9d864820ee5 git
  • affected 6513c29f44f2cc970c0e9fecfe5a6526c3e73025 to before 2965787723084835b18dfe993cd450ebf5bd4540 git
Other versions: unaffected
Linux Linux
  • affected 3.9
  • unaffected before 3.9 semver
  • unaffected 6.1.191 to 6.1.*, inclusive semver
  • unaffected 6.6.160 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-2026-89574
CNA
Linux
Tags
Published
11 Sept 2026
Updated
30 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
7.8 High 3.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CNA (Linux)
  • CISA KEV Not listed.
  • EPSS 0.0017, the 6th 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.