CVE-2026-98332 wifi: mac80211: only operate on TDLS peers in the TDLS code
A flaw in the Linux kernel Wi-Fi subsystem allows denial of service by confusing AP stations with TDLS peers, requiring a kernel patch.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2026-98332?
CVE-2026-98332 is a denial of service vulnerability in Linux, published on 6 Oct 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
wifi: mac80211: only operate on TDLS peers in the TDLS code
ieee80211_tdls_oper() can operate on the AP station, which then yields various warnings when the AP station is removed then or at a later point in time after being confused for a TDLS peer.
Always check that the station is a TDLS peer.
Which versions are affected by CVE-2026-98332?
How do I fix CVE-2026-98332?
Apply the vendor's patch.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2026-98332 being exploited?
There is no known exploitation of CVE-2026-98332 in the wild and no public exploit code.
Sources
Also known as AZL-106254, BELL-CVE-2026-98332, DEBIAN-CVE-2026-98332, GHSA-5v23-w7xx-382w, UBUNTU-CVE-2026-98332.