{"id":"CVE-2021-3759","details":"A memory overflow vulnerability was found in the Linux kernel’s ipc functionality of the memcg subsystem, in the way a user calls the semget function multiple times, creating semaphores. This flaw allows a local user to starve the resources, causing a denial of service. The highest threat from this vulnerability is to system availability.","modified":"2026-03-14T11:03:18.469546Z","published":"2022-08-23T16:15:09.737Z","related":["ALSA-2022:1988","CGA-876v-mw62-9f9r","SUSE-SU-2021:3177-1","SUSE-SU-2021:3178-1","SUSE-SU-2021:3179-1","SUSE-SU-2021:3192-1","SUSE-SU-2021:3205-1","SUSE-SU-2021:3205-2","SUSE-SU-2021:3206-1","SUSE-SU-2021:3207-1","SUSE-SU-2021:3217-1","SUSE-SU-2021:3387-1","SUSE-SU-2021:3415-1","SUSE-SU-2021:3876-1","SUSE-SU-2021:3972-1","openSUSE-SU-2021:1271-1","openSUSE-SU-2021:3179-1","openSUSE-SU-2021:3205-1","openSUSE-SU-2021:3387-1","openSUSE-SU-2021:3876-1","openSUSE-SU-2024:10728-1","openSUSE-SU-2024:13704-1"],"references":[{"type":"WEB","url":"https://lore.kernel.org/linux-mm/1626333284-1404-1-git-send-email-nglaive%40gmail.com/"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2021-3759"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00031.html"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=1999675"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"10.0"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2021-3759.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"}]}