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CVE record · CVE-2026-89445

iommufd: Fix UAF in selftest IOPF reporting

CVSS 8.8 HighEPSS 0.0017 · 6th percentile

Published by the CVE Program (CNA: Linux) at 11 Sept 2026, 19:43 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 ddee19971081b42615d62f4fdada21274708ed4d to before fd2e7ac94d6d813548b021473c3dddc30c8c07d1 git
  • affected ddee19971081b42615d62f4fdada21274708ed4d to before cab2895729516799384d48560e6fca105fb3f927 git
  • affected ddee19971081b42615d62f4fdada21274708ed4d to before e27e90bde68b2ab92e63ed19caad1ef57188bea0 git
  • affected ddee19971081b42615d62f4fdada21274708ed4d to before 8c07df7cdfcf52f1ff276c588612aabc6c6b8399 git
Other versions: unaffected
Linux Linux
  • affected 6.11
  • unaffected before 6.11 semver
  • unaffected 6.12.112 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-2026-89445
CNA
Linux
Tags
Published
11 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
8.8 High 3.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/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.