{"action":"Upgrade linux to 5.10.38-1 or later.","affected":[{"fixed":"5.10.38-1","introduced":"0"}],"component":"linux","cve_ids":[],"ecosystem":"Debian","ecosystem_qualifier":"Debian:13","exploited":false,"fixed_versions":["5.10.38-1"],"id":"tcs_01M5NFRTJ5VMXNFT0W49HZQQMM","modified_at":"2026-10-23T18:03:59.998032575Z","published_at":"2021-06-04T02:15:07.047Z","references":["https://osv.dev/vulnerability/DEBIAN-CVE-2021-3489","https://security-tracker.debian.org/tracker/CVE-2021-3489"],"severity":{"label":"high","score":7.8},"sources":[{"source":"osv","source_id":"DEBIAN-CVE-2021-3489#Debian:13/linux","url":"https://osv.dev/vulnerability/DEBIAN-CVE-2021-3489"}],"summary":"The eBPF RINGBUF bpf_ringbuf_reserve() function in the Linux kernel did not check that the allocated size was smaller than the ringbuf size, allowing an attacker to perform out-of-bounds writes within"}