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CVE record · CVE-2026-89801

drm/nouveau/uvmm: fix premature region free on failed OP_UNMAP_SPARSE

CVSS 7.8 HighEPSS 0.0016 · 5th 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 b88baab828713ce0b49b185444b2ee83bed373a8 to before ba42d8a1c2c7629c61914df11a7d63ac77449ffb git
  • affected b88baab828713ce0b49b185444b2ee83bed373a8 to before 88114e3a96582882e63b2f73aa7a5a9cf0d5073c git
  • affected b88baab828713ce0b49b185444b2ee83bed373a8 to before 24c25b182d17d1bdfde0088c96bdf6f93e8f46bc git
  • affected b88baab828713ce0b49b185444b2ee83bed373a8 to before 4083d24c2636fde7b18076115af52820d203bc57 git
  • affected b88baab828713ce0b49b185444b2ee83bed373a8 to before ccf930812f23b8259ef64fd3394d53b093e4651a git
Other versions: unaffected
Linux Linux
  • affected 6.6
  • unaffected before 6.6 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-2026-89801
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 0.0016, the 5th 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.