{"action":"Upgrade linux to 7.1.3-1 or later.","affected":[{"fixed":"7.1.3-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["7.1.3-1"],"id":"tcs_01M5NTAF8MBVTKNQP11N026AX8","modified_at":"2026-10-23T18:05:01.237394195Z","published_at":"2026-07-19T12:16:52.847Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2026-63802","https://security-tracker.debian.org/tracker/CVE-2026-63802"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2026-63802#Debian:14/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2026-63802"}],"summary":"In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix UAF in __blkcg_rstat_flush() When multiple blkgs in the same blkcg are released concurrently, a use-after-free can o"}