A use-after-free in the mac80211 stack when parsing a multi-BSSID element in the Linux kernel 5.2 through 5.19.x before 5.19.16 could be used by attackers (able to inject WLAN frames) to crash the kernel and potentially execute code.
7906-0ubuntu3~18.04.17906-0ubuntu4~18.04.17906-0ubuntu4~18.04.211289-0ubuntu111510-0ubuntu111510-0ubuntu1.11:0~89.12325-git36c5be1a-0ubuntu11:0~91.12629-gite112ecce-0ubuntu11:0~93.12955-gite723a6f0-0ubuntu17906-0ubuntu17906-0ubuntu28042-0ubuntu18042-0ubuntu28042-0ubuntu38286-0ubuntu18324-0ubuntu18324-0ubuntu3~20.04.18324-0ubuntu3~20.04.28324-0ubuntu3~20.04.3+1 more8324-0ubuntu3~20.04.59340-0ubuntu49340-0ubuntu59858-0ubuntu19858-0ubuntu29858-0ubuntu39858-0ubuntu3.16.5.0-9.93.11.0-12.194.2.0-16.194.2.0-17.214.2.0-19.234.3.0-1.104.3.0-2.114.3.0-5.164.3.0-6.174.3.0-7.184.4.0-2.166.11.0-8.84.13.0-16.19Exploitability
AV:AAC:LPR:NUI:NScope
S:UImpact
C:HI:HA:HCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H