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CVE record · CVE-2026-89823

drm: fix race between partial drm_dev_register() failure and ioctl

CVSS 7.8 HighEPSS 0.0017 · 6th percentile

Published by the CVE Program (CNA: Linux) at 16 Sept 2026, 10:30 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 bee330f3d67273a68dcb99f59480d59553c008b2 to before 26d9162213952927cd59c0d94b7e0e992b347bec git
  • affected bee330f3d67273a68dcb99f59480d59553c008b2 to before 24d28d15c0f7f7d4a1c229f8730314f0f8758810 git
  • affected bee330f3d67273a68dcb99f59480d59553c008b2 to before 6729990df9e70623bf53f855b521ae71ca9cb278 git
  • affected bee330f3d67273a68dcb99f59480d59553c008b2 to before a0a7e2e177f2f18b9e7318a4c64ac44efd9ef22c git
  • affected bee330f3d67273a68dcb99f59480d59553c008b2 to before 19dbfe4d586aecfed121cb3fa62281761d9d341f git
  • affected bee330f3d67273a68dcb99f59480d59553c008b2 to before 79d09cfe90304ff4f195e47d569800f5e0f8b854 git
  • affected bee330f3d67273a68dcb99f59480d59553c008b2 to before 2d1215a72159d00001e08dee162e27718934bee9 git
  • affected bee330f3d67273a68dcb99f59480d59553c008b2 to before eb197f7d60f00d0f5b1b3505dfc86a7e36045a3e git
Other versions: unaffected
Linux Linux
  • affected 4.18
  • unaffected before 4.18 semver
  • unaffected 5.10.270 to 5.10.*, inclusive semver
  • unaffected 5.15.221 to 5.15.*, inclusive 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-2026-89823
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
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 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.