DEBIAN-CVE-2026-90344

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: disconnect on CSA to channel 0 The refactor for the CSA parsing erroneously equates channel zero and no information present, leading it to ignore a CSA on an AP that advertises a switch to that invalid channel. Th...

CVE-2026-90344 wifi: mac80211: disconnect on CSA to channel 0

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: disconnect on CSA to channel 0 The refactor for the CSA parsing erroneously equates channel zero and no information present, leading it to ignore a CSA on an AP that advertises a switch to that invalid channel. Th...

CVE-2026-90344

CVE-2026-90344 affects the Linux kernel 's mac80211 WiFi subsystem. A refactor of the Channel Switch Announcement (CSA) parsing logic erroneously treats channel zero as equivalent to "no information present," causing the driver to ignore a CSA from an access point that advertises a switch to that...