Linux Kernel mac80211 Stack Heap Buffer Overflow DoS

The vulnerability of the function ieee80211invokefastrx in the module net/mac80211/rx.c, part of the mac80211 stack in the Linux operating system, is related to the control element that is called in a multi-threaded context with a non-final static element or member. Exploiting this vulnerability...

Linux Kernel mac80211 Stack Heap Buffer Overflow DoS

The vulnerability of the function ieee80211invokefastrx in the net/mac80211/rx.c module of the mac80211 stack in the Linux operating system is related to the dereferencing of a pointer with an expired validity period. Exploiting this vulnerability could allow an attacker to compromise the...

CVE-2026-46152: Concurrent Execution using Shared Resource with Improper Synchronization

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: drop stray 'static' from fast-RX rxresult ieee80211invokefastrx is documented as safe for parallel RX, but its per-invocation rxresult is declared static. Concurrent callers then share one instance and can overwri...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Wifi: mac80211: The “capture fast-RX rate” before the mesh reuses skb-cb has been fixed. The function ieee80211invokefastrx reads the RX status through IEEE80211SKBRXCBskb, which aliases the same skb-cb storage that is reused by...