{"id":"CVE-2021-43389","details":"An issue was discovered in the Linux kernel before 5.14.15. There is an array-index-out-of-bounds flaw in the detach_capi_ctr function in drivers/isdn/capi/kcapi.c.","modified":"2026-03-15T22:42:59.626959Z","published":"2021-11-04T19:15:07.623Z","related":["ALSA-2022:1988","MGASA-2021-0507","MGASA-2021-0508","SUSE-SU-2021:14849-1","SUSE-SU-2021:3675-1","SUSE-SU-2021:3806-1","SUSE-SU-2021:3807-1","SUSE-SU-2021:3929-1","SUSE-SU-2021:3933-1","SUSE-SU-2021:3935-1","SUSE-SU-2021:3978-1","SUSE-SU-2022:1651-1","SUSE-SU-2022:1668-1","SUSE-SU-2022:1686-1","SUSE-SU-2022:2083-1","SUSE-SU-2022:2103-1","SUSE-SU-2022:2111-1","SUSE-SU-2024:2360-1","SUSE-SU-2024:2362-1","SUSE-SU-2024:2365-1","SUSE-SU-2024:2384-1","SUSE-SU-2024:2561-1","SUSE-SU-2024:2895-1","openSUSE-SU-2021:1501-1","openSUSE-SU-2021:3675-1","openSUSE-SU-2021:3806-1"],"references":[{"type":"WEB","url":"https://lore.kernel.org/netdev/CAFcO6XOvGQrRTaTkaJ0p3zR7y7nrAWD79r48=L_BbOyrK9X-vA%40mail.gmail.com/"},{"type":"ADVISORY","url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.14.15"},{"type":"ADVISORY","url":"http://www.openwall.com/lists/oss-security/2021/11/05/1"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2021/12/msg00012.html"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html"},{"type":"ADVISORY","url":"https://www.debian.org/security/2022/dsa-5096"},{"type":"FIX","url":"https://www.oracle.com/security-alerts/cpujul2022.html"},{"type":"FIX","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2013180"},{"type":"FIX","url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=1f3e2e97c003f80c4b087092b225c8787ff91e4d"},{"type":"EVIDENCE","url":"https://seclists.org/oss-sec/2021/q4/39"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"5.14.15"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]},{"events":[{"introduced":"0"},{"last_affected":"10.0"}]},{"events":[{"introduced":"0"},{"last_affected":"22.1.3"}]},{"events":[{"introduced":"0"},{"last_affected":"22.1.1"}]},{"events":[{"introduced":"0"},{"last_affected":"22.2.0"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-43389.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}