{"id":"CVE-2019-7308","details":"kernel/bpf/verifier.c in the Linux kernel before 4.20.6 performs undesirable out-of-bounds speculation on pointer arithmetic in various cases, including cases of different branches with different state or limits to sanitize, leading to side-channel attacks.","modified":"2026-03-15T22:31:55.898620Z","published":"2019-02-01T22:29:00.283Z","related":["MGASA-2019-0170","MGASA-2019-0171","MGASA-2019-0172","SUSE-SU-2019:0765-1","SUSE-SU-2019:0767-1","SUSE-SU-2019:0784-1","SUSE-SU-2019:0785-1","openSUSE-SU-2019:1193-1"],"references":[{"type":"WEB","url":"https://support.f5.com/csp/article/K43030517?utm_source=f5support&amp%3Butm_medium=RSS"},{"type":"WEB","url":"https://support.f5.com/csp/article/K43030517"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3930-2/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3931-1/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3931-2/"},{"type":"ADVISORY","url":"http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00052.html"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/106827"},{"type":"ADVISORY","url":"https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.20.6"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3930-1/"},{"type":"FIX","url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=979d63d50c0c0f7bc537bf821e056cc9fe5abd38"},{"type":"FIX","url":"https://github.com/torvalds/linux/commit/979d63d50c0c0f7bc537bf821e056cc9fe5abd38"},{"type":"FIX","url":"https://github.com/torvalds/linux/commit/d3bd7413e0ca40b60cf60d4003246d067cafdeda"},{"type":"FIX","url":"http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=d3bd7413e0ca40b60cf60d4003246d067cafdeda"},{"type":"FIX","url":"https://bugs.chromium.org/p/project-zero/issues/detail?id=1711"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"4.19.19"}]},{"events":[{"introduced":"4.20.0"},{"fixed":"4.20.6"}]},{"events":[{"introduced":"0"},{"last_affected":"14.04"}]},{"events":[{"introduced":"0"},{"last_affected":"16.04"}]},{"events":[{"introduced":"0"},{"last_affected":"18.04"}]},{"events":[{"introduced":"0"},{"last_affected":"18.10"}]},{"events":[{"introduced":"0"},{"last_affected":"15.0"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-7308.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N"}]}