{"action":"Upgrade linux to 4.19.16-1 or later.","affected":[{"fixed":"4.19.16-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:14","exploited":false,"fixed_versions":["4.19.16-1"],"id":"tcs_01M5NDBF4XCPWA4S88NDMJ0T2H","modified_at":"2026-10-23T18:03:21.020020939Z","published_at":"2019-02-22T15:29:00.237Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2018-20784","https://security-tracker.debian.org/tracker/CVE-2018-20784"],"severity":{"label":"critical","score":9.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2018-20784#Debian:14/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2018-20784"}],"summary":"In the Linux kernel before 4.20.2, kernel/sched/fair.c mishandles leaf cfs_rq's, which allows attackers to cause a denial of service (infinite loop in update_blocked_averages) or possibly have unspeci"}