CVE-2026-31394 mac80211: fix crash in ieee80211_chan_bw_change for AP_VLAN stations

In the Linux kernel, the following vulnerability has been resolved: mac80211: fix crash in ieee80211chanbwchange for APVLAN stations ieee80211chanbwchange iterates all stations and accesses link-reserved.oper via sta-sdata-linklinkid. For stations on APVLAN interfaces e.g. 4addr WDS clients,...

PT-2026-30177

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel's mac80211 component, specifically within the ieee80211 chan bw change function. This function iterates through stations and accesses link-reserved.oper...