{"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_01M5NG0887RN62ZPZPJFZFS6SE","modified_at":"2026-10-23T18:03:50.680259511Z","published_at":"2022-08-24T16:15:09.607Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-4155","https://security-tracker.debian.org/tracker/CVE-2021-4155"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-4155","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-4155"}],"summary":"A data leak flaw was found in the way XFS_IOC_ALLOCSP IOCTL in the XFS filesystem allowed for size increase of files with unaligned size. A local attacker could use this flaw to leak data on the XFS f"}