high8.8
CVE-2026-46166
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_…
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | from 6.12 before 6.12.88 from 6.13 before 6.18.30 from 6.19 before 7.0.7 Version 7.1 |
Weakness classification
References
- NVD record
- CVE.org record
- https://git.kernel.org/stable/c/120149fb3ebcf674832ca3cafd32bedcdb686dde
- https://git.kernel.org/stable/c/7577a4b8a10fab45a6ee2045ea038a5adadbb585
- https://git.kernel.org/stable/c/887ece6c23b49d02a6678e7a8d5ad213d75883ce
- https://git.kernel.org/stable/c/ac8eb3e18f41e2cc8492cc1d358bcb786c850270
- https://access.redhat.com/errata/RHSA-2026:27288
- https://access.redhat.com/errata/RHSA-2026:27708
- https://access.redhat.com/errata/RHSA-2026:27789
- https://access.redhat.com/errata/RHSA-2026:33215
- https://access.redhat.com/security/cve/CVE-2026-46166
- https://bugzilla.redhat.com/show_bug.cgi?id=2482645
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-46166.json