{"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:12","exploited":false,"fixed_versions":["5.15.15-1"],"id":"tcs_01M5NFYB7QWM9C39JC502ND0K5","modified_at":"2026-10-23T18:03:38.387067638Z","published_at":"2022-03-16T15:15:10.757Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-39698","https://security-tracker.debian.org/tracker/CVE-2021-39698"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-39698","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-39698"}],"summary":"In aio_poll_complete_work of aio.c, there is a possible memory corruption due to a use after free. This could lead to local escalation of privilege with no additional execution privileges needed. User"}