{"action":"Upgrade linux to 5.15.15-1 or later.","affected":[{"fixed":"5.15.15-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["5.15.15-1"],"id":"tcs_01M5NG2BYHXY6MJ60FCNZMRVT8","modified_at":"2026-10-23T18:04:00.868095691Z","published_at":"2021-12-22T17:15:09.123Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-44733","https://security-tracker.debian.org/tracker/CVE-2021-44733"],"severity":{"label":"high","score":7},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-44733#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-44733"}],"summary":"A use-after-free exists in drivers/tee/tee_shm.c in the TEE subsystem in the Linux kernel through 5.15.11. This occurs because of a race condition in tee_shm_get_from_id during an attempt to free a sh"}