{"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:14","exploited":false,"fixed_versions":["5.15.15-1"],"id":"tcs_01M5NFE7CC654W2TN35FRF65K2","modified_at":"2026-10-23T18:03:11.851786906Z","published_at":"2022-01-26T14:15:08.123Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-22600","https://security-tracker.debian.org/tracker/CVE-2021-22600"],"severity":{"label":"high","score":7},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-22600#Debian:14/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-22600"}],"summary":"A double free bug in packet_set_ring() in net/packet/af_packet.c can be exploited by a local user through crafted syscalls to escalate privileges or deny service. We recommend upgrading kernel past th"}