{"id":"CVE-2020-25285","details":"A race condition between hugetlb sysctl handlers in mm/hugetlb.c in the Linux kernel before 5.8.8 could be used by local attackers to corrupt memory, cause a NULL pointer dereference, or possibly have unspecified other impact, aka CID-17743798d812.","aliases":["A-168881044","PUB-A-168881044"],"modified":"2026-03-13T00:36:35.861426Z","published":"2020-09-13T18:15:09.990Z","related":["ALSA-2021:1578","MGASA-2020-0392","SUSE-SU-2020:3122-1","SUSE-SU-2020:3272-1","SUSE-SU-2020:3281-1","SUSE-SU-2020:3326-1","SUSE-SU-2020:3484-1","SUSE-SU-2020:3491-1","SUSE-SU-2020:3512-1","SUSE-SU-2020:3513-1","SUSE-SU-2020:3522-1","SUSE-SU-2020:3532-1","SUSE-SU-2020:3544-1","SUSE-SU-2021:0437-1","SUSE-SU-2021:0452-1","SUSE-SU-2021:14630-1","openSUSE-SU-2020:1906-1","openSUSE-SU-2020:2112-1","openSUSE-SU-2021:0242-1"],"references":[{"type":"ADVISORY","url":"https://twitter.com/grsecurity/status/1303749848898904067"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4576-1/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4579-1/"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2020/09/msg00025.html"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html"},{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20201009-0002/"},{"type":"ADVISORY","url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.8"},{"type":"FIX","url":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=17743798d81238ab13050e8e2833699b54e15467"}],"affected":[{"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"fixed":"5.8.8"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]},{"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":"20.04"}]}],"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-25285.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H"}]}