{"action":"Upgrade linux to 5.15.3-1 or later.","affected":[{"fixed":"5.15.3-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["5.15.3-1"],"id":"tcs_01M5NG2ZXT55A61Z12HNXM4APE","modified_at":"2026-10-23T18:04:17.365677827Z","published_at":"2022-03-18T07:15:06.597Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-45868","https://security-tracker.debian.org/tracker/CVE-2021-45868"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-45868#Debian:14/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-45868"}],"summary":"In the Linux kernel before 5.15.3, fs/quota/quota_tree.c does not validate the block number in the quota tree (on disk). This can, for example, lead to a kernel/locking/rwsem.c use-after-free if there"}