{"action":"Upgrade linux to 6.12.85-1 or later.","affected":[{"fixed":"6.12.85-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["6.12.85-1"],"id":"tcs_01M5NR1WW58QSSGCVAKX7MAWSF","modified_at":"2026-10-23T18:04:40.009126989Z","published_at":"2026-02-18T16:22:32.363Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-23226","https://security-tracker.debian.org/tracker/CVE-2026-23226"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-23226#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-23226"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: ksmbd: add chann_lock to protect ksmbd_chann_list xarray ksmbd_chann_list xarray lacks synchronization, allowing use-after-free in m"}