{"id":"CVE-2026-98327","published":"2026-10-06T09:18:24.980","lastModified":"2026-10-06T09:18:24.980","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mac80211: mesh: reset the CSA state when leaving\n\nifmsh->csa is allocated in ieee80211_mesh_csa_beacon() and only freed\nin ieee80211_mesh_finish_csa(), i.e. when the channel switch completes.\nLeaving the mesh while a switch is still pending therefore leaks it.\n\nAdditionally, ifmsh->csa_role and ifmsh->chsw_ttl have their state leak\nin this case, so things can get mixed up in addition to the memory\nleak.\n\nRefactor the reset and call it in ieee80211_stop_mesh() to fix it all.","cvssScore":null,"cvssSeverity":null,"cvssVector":null,"cwes":[],"vendors":[],"products":[],"references":[{"url":"https://git.kernel.org/stable/c/860134b3af77970e006feab7e5decb8c84771c7f","tags":[]},{"url":"https://git.kernel.org/stable/c/aba8dfb45864441199748c33ce3c1c8ca121c8bd","tags":[]},{"url":"https://git.kernel.org/stable/c/ba5bf83a81e8832cb84bb3a2da67512f81f57a02","tags":[]},{"url":"https://git.kernel.org/stable/c/bd3b21145ae2e781daac1bbd19216a63ab4e0cbd","tags":[]}],"exploitRefs":[],"hasPoc":false,"ai":null}