Description
In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: fix RCU use in TDLS fast-xmit This looks up the link under RCU protection, but isn't guaranteed to actually have protection. Fix that.
Affected products
linux: linux kernel
References6
- git.kernel.org/stable/c/9480adfe4e0f0319b9da04b44e4eebd5ad07e0cd Patch
- git.kernel.org/stable/c/c255c3b653c6e8b52ac658c305e2fece2825f7ad Patch
- git.kernel.org/stable/c/fc3432ae8232ff4025e7c55012dd88db0e3d18eb Patch
- git.kernel.org/stable/c/9480adfe4e0f0319b9da04b44e4eebd5ad07e0cd Patch
- git.kernel.org/stable/c/c255c3b653c6e8b52ac658c305e2fece2825f7ad Patch
- git.kernel.org/stable/c/fc3432ae8232ff4025e7c55012dd88db0e3d18eb Patch
Metrics
- CVSS 3.1
-
7.1
HIGH
Score source: CNA
CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:H - EPSS — exploit probability
- 0% percentile: 27 · as of 5 November 2026
Could this be exploited in your environment?
A patch closes the known hole. A penetration test shows what an attacker can still reach — with proof.