{"id":"CVE-2021-3669","details":"A flaw was found in the Linux kernel. Measuring usage of the shared memory does not scale with large shared memory segment counts which could lead to resource exhaustion and DoS.","modified":"2026-03-13T05:05:14.656672Z","published":"2022-08-26T16:15:09.273Z","related":["ALSA-2022:1988","CGA-gh6f-p8q8-7gg4","SUSE-SU-2021:3337-1","SUSE-SU-2021:3338-1","SUSE-SU-2021:3339-1","SUSE-SU-2021:3387-1","SUSE-SU-2021:3415-1","SUSE-SU-2021:3447-1","openSUSE-SU-2021:1357-1","openSUSE-SU-2021:1365-1","openSUSE-SU-2021:3338-1","openSUSE-SU-2021:3387-1","openSUSE-SU-2021:3447-1"],"references":[{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2021-3669"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1980619"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1986473"},{"type":"REPORT","url":"https://security-tracker.debian.org/tracker/CVE-2021-3669"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"2.2.0.0"},{"last_affected":"2.2.15.0"}]},{"events":[{"introduced":"10.1.0"},{"last_affected":"10.1.10.2"}]},{"events":[{"introduced":"0"},{"last_affected":"10.0"}]},{"events":[{"introduced":"0"},{"last_affected":"11.0"}]},{"events":[{"introduced":"0"},{"last_affected":"34"}]},{"events":[{"introduced":"2.0"},{"fixed":"2.7"}]},{"events":[{"introduced":"0"},{"last_affected":"1.0"}]},{"events":[{"introduced":"0"},{"last_affected":"6.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.6"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.6"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.6"}]},{"events":[{"introduced":"0"},{"last_affected":"8"}]},{"events":[{"introduced":"0"},{"last_affected":"8"}]},{"events":[{"introduced":"0"},{"last_affected":"8.6"}]},{"events":[{"introduced":"0"},{"last_affected":"8.6"}]},{"events":[{"introduced":"0"},{"last_affected":"8.6"}]},{"events":[{"introduced":"0"},{"last_affected":"8.6"}]},{"events":[{"introduced":"0"},{"last_affected":"8.6"}]},{"events":[{"introduced":"0"},{"last_affected":"4.6"}]},{"events":[{"introduced":"0"},{"last_affected":"4.7"}]},{"events":[{"introduced":"0"},{"last_affected":"4.9"}]},{"events":[{"introduced":"0"},{"last_affected":"4.0"}]}],"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2021-3669.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"}]}