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CVE record · CVE-2026-90344

wifi: mac80211: disconnect on CSA to channel 0

No CVSS scoreEPSS 0.0020 · 9th percentile

Published by the CVE Program (CNA: Linux) at 17 Sept 2026, 16:08 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 21c3f8f95554feff9bed15703e89adbe582e0383 to before 099aadb2012d7490bc584cc5075ef11cbc33f2c3 git
  • affected 21c3f8f95554feff9bed15703e89adbe582e0383 to before e7bc5ab93acd1c3f54feeb9fa19ead3530168090 git
  • affected 21c3f8f95554feff9bed15703e89adbe582e0383 to before eef374088450bb91626e133c7172b8a0e969a522 git
  • affected 21c3f8f95554feff9bed15703e89adbe582e0383 to before cf57f0a674cc3e3cda1a789359cc1238b61b9d7d git
Other versions: unaffected
Linux Linux
  • affected 6.9
  • unaffected before 6.9 semver
  • unaffected 6.12.110 to 6.12.*, inclusive semver
  • unaffected 6.18.52 to 6.18.*, inclusive semver
  • unaffected 7.2.6 to 7.2.*, inclusive semver
  • unaffected 7.3 to *, inclusive original_commit_for_fix
Other versions: affected
Identifiers
CVE-2026-90344
CNA
Linux
Tags
Published
17 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

No source has published a CVSS score for this record yet.

  • CISA KEV Not listed.
  • EPSS 0.0020, the 9th percentile, on 13 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 17 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.