{"schema_version":"1.7.5","id":"CVE-2021-4204","published":"2022-08-24T16:15:09.873Z","modified":"2026-04-16T04:33:44.923154556Z","related":["SUSE-SU-2022:2520-1","SUSE-SU-2022:2615-1","SUSE-SU-2024:3483-1"],"details":"An out-of-bounds (OOB) memory access flaw was found in the Linux kernel's eBPF due to an Improper Input Validation. This flaw allows a local attacker with a special privilege to crash the system or leak internal information.","affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-4204.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"5.8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"5.8.0-NA"}]},{"events":[{"introduced":"0"},{"last_affected":"11.0"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]}]}}],"references":[{"type":"ADVISORY","url":"https://security-tracker.debian.org/tracker/CVE-2021-4204"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20221228-0003/"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2021-4204"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2039178"},{"type":"FIX","url":"https://www.openwall.com/lists/oss-security/2022/01/11/4"}],"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H"}]}