CVE-2026-68405 | Linux Kernel up to 7.2-rc3 mac80211 kernel/softirq.c ieee80211_do_stop/ieee80211_free_txskb bc_buf race condition

A vulnerability labeled as very critical has been found in Linux Kernel up to 6.6.147/6.12.100/6.18.41/7.1.5/7.2-rc3. Impacted is the function ieee80211_do_stop/ieee80211_free_txskb of the file kernel/softirq.c of the component mac80211. The manipulation of the argument bc_buf results in race condition.

This vulnerability is known as CVE-2026-68405. It is possible to launch the attack remotely. No exploit is available.

The affected component should be upgraded.VulDB Recent EntriesRead More