CVE-2026-46166 (GCVE-0-2026-46166)

Vulnerability from cvelistv5 – Published: 2026-05-28 09:36 – Updated: 2026-06-30 12:10
VLAI?
Title
wifi: mac80211: use safe list iteration in radar detect work
Summary
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: use safe list iteration in radar detect work The call to ieee80211_dfs_cac_cancel can cause the iterated chanctx to be freed and removed from the list. Guard against this to avoid a slab-use-after-free error.
Severity ?
8.8 (High)
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CWE
  • CWE-825 - Expired Pointer Dereference
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: bca8bc0399ac2efd56e6adbed0307e10125a556c , < 887ece6c23b49d02a6678e7a8d5ad213d75883ce (git)
Affected: bca8bc0399ac2efd56e6adbed0307e10125a556c , < 7577a4b8a10fab45a6ee2045ea038a5adadbb585 (git)
Affected: bca8bc0399ac2efd56e6adbed0307e10125a556c , < 120149fb3ebcf674832ca3cafd32bedcdb686dde (git)
Affected: bca8bc0399ac2efd56e6adbed0307e10125a556c , < ac8eb3e18f41e2cc8492cc1d358bcb786c850270 (git)
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    Linux Linux Affected: 6.12
Unaffected: 0 , < 6.12 (semver)
Unaffected: 6.12.88 , ≤ 6.12.* (semver)
Unaffected: 6.18.30 , ≤ 6.18.* (semver)
Unaffected: 7.0.7 , ≤ 7.0.* (semver)
Unaffected: 7.1 , ≤ * (original_commit_for_fix)
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Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.