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CVE record · CVE-2026-80952

i3c: master: Fix info leak and UAF in device unregister path

CVSS 7.8 HighEPSS 0.0013 · 2nd percentile

Published by the CVE Program (CNA: Linux) at 11 Sept 2026, 19:42 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 3a379bbcea0af6280e1ca0d1edfcf4e68cde6ee0 to before 334cfb5e285cece5dc49fb3fb8ea9b70b2cb5d7e git
  • affected 3a379bbcea0af6280e1ca0d1edfcf4e68cde6ee0 to before 109995153898454c7795c2c299fd0a0b57456a4b git
  • affected 3a379bbcea0af6280e1ca0d1edfcf4e68cde6ee0 to before c64daaaba08e490c8347ff60aacac4dd51249f91 git
  • affected 3a379bbcea0af6280e1ca0d1edfcf4e68cde6ee0 to before ef72ff6650c4ebf2b444708d84df66db42f262d9 git
  • affected 3a379bbcea0af6280e1ca0d1edfcf4e68cde6ee0 to before c16b6f25e0cc2dd1055dde1256cbf5a9e888cf49 git
  • affected 3a379bbcea0af6280e1ca0d1edfcf4e68cde6ee0 to before 94fb9786d67a8f8b899e77381620f86bad94fdf7 git
  • affected 3a379bbcea0af6280e1ca0d1edfcf4e68cde6ee0 to before 4837be0f9ac2efe5e83b35a696b6242c473d280c git
  • affected 3a379bbcea0af6280e1ca0d1edfcf4e68cde6ee0 to before d2c743efd2d1ee64e94324664808f623dd865872 git
Other versions: unaffected
Linux Linux
  • affected 5.0
  • unaffected before 5.0 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 6.12.109 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-2026-80952
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
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 0.0013, 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.