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CVE record · CVE-2026-89762

apparmor: fix cred UAF caused by begin_current_label_crit_section()

CVSS 7.8 HighEPSS 0.0012 · 2nd percentile

Published by the CVE Program (CNA: Linux) at 11 Sept 2026, 19:47 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 c75afcd153f6147d3b094f45a1d87e5df7f4f053 to before 42d0791f8aa90382c22dbe0443712c78d1e9d212 git
  • affected c75afcd153f6147d3b094f45a1d87e5df7f4f053 to before 089f10b47843a86fa03a8c20799c9353660e5288 git
  • affected c75afcd153f6147d3b094f45a1d87e5df7f4f053 to before 361488984d668235438faac28635f3632351407f git
  • affected c75afcd153f6147d3b094f45a1d87e5df7f4f053 to before 587a6a92b93ec314c583bbf747413af170d42540 git
  • affected c75afcd153f6147d3b094f45a1d87e5df7f4f053 to before 580f777d6d9fd07fc034bd1aeba5c30fd48871a2 git
  • affected c75afcd153f6147d3b094f45a1d87e5df7f4f053 to before 3f4ae5fab613dca01d6a2a8210dd832e009fcf47 git
Other versions: unaffected
Linux Linux
  • affected 2.6.36
  • unaffected before 2.6.36 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-2026-89762
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 0.0012, the 2nd 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.