{"action":"Upgrade linux to 6.12.19-1 or later.","affected":[{"fixed":"6.12.19-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["6.12.19-1"],"id":"tcs_01M5NN35SGSKB9AEWSQFER856Q","modified_at":"2026-09-01T20:05:42.986772888Z","published_at":"2025-04-01T16:15:21.430Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2025-21909","https://security-tracker.debian.org/tracker/CVE-2025-21909"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2025-21909#Debian:14/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2025-21909"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: wifi: nl80211: reject cooked mode if it is set along with other flags It is possible to set both MONITOR_FLAG_COOK_FRAMES and MONITO"}