{"action":"Upgrade linux to 5.14.9-1 or later.","affected":[{"fixed":"5.14.9-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:12","exploited":false,"fixed_versions":["5.14.9-1"],"id":"tcs_01M5NFBNZ734GF7TTC1EZ64Y7Y","modified_at":"2026-10-09T09:47:27.217280804Z","published_at":"2022-02-18T18:15:08.877Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-20320","https://security-tracker.debian.org/tracker/CVE-2021-20320"],"severity":{"label":"medium","score":5.5},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-20320","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-20320"}],"summary":"A flaw was found in s390 eBPF JIT in bpf_jit_insn in arch/s390/net/bpf_jit_comp.c in the Linux kernel. In this flaw, a local attacker with special user privilege can circumvent the verifier and may le"}