{"id":"CVE-2020-12659","details":"An issue was discovered in the Linux kernel before 5.6.7. xdp_umem_reg in net/xdp/xdp_umem.c has an out-of-bounds write (by a user with the CAP_NET_ADMIN capability) because of a lack of headroom validation.","modified":"2026-04-16T04:39:35.677022579Z","published":"2020-05-05T07:15:11.057Z","related":["ALSA-2020:4431","SUSE-SU-2020:1587-1","SUSE-SU-2020:1599-1","SUSE-SU-2020:1602-1","SUSE-SU-2020:1604-1","SUSE-SU-2020:2478-1","SUSE-SU-2020:2487-1","openSUSE-SU-2020:0801-1"],"references":[{"type":"ADVISORY","url":"https://security.netapp.com/advisory/ntap-20200608-0001/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4389-1/"},{"type":"ADVISORY","url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.6.7"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4387-1/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/4388-1/"},{"type":"ADVISORY","url":"http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00022.html"},{"type":"REPORT","url":"https://bugzilla.kernel.org/show_bug.cgi?id=207225"},{"type":"FIX","url":"https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=99e3a236dd43d06c65af0a2ef9cb44306aef6e02"},{"type":"FIX","url":"https://github.com/torvalds/linux/commit/99e3a236dd43d06c65af0a2ef9cb44306aef6e02"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git","events":[{"introduced":"0"},{"fixed":"99e3a236dd43d06c65af0a2ef9cb44306aef6e02"}]},{"type":"GIT","repo":"https://github.com/torvalds/linux","events":[{"introduced":"0"},{"fixed":"99e3a236dd43d06c65af0a2ef9cb44306aef6e02"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git","events":[{"introduced":"0"},{"fixed":"99e3a236dd43d06c65af0a2ef9cb44306aef6e02"}]},{"type":"GIT","repo":"https://github.com/torvalds/linux","events":[{"introduced":"0"},{"fixed":"99e3a236dd43d06c65af0a2ef9cb44306aef6e02"}]}],"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"4.18"},{"fixed":"4.19.118"}]},{"events":[{"introduced":"4.20"},{"fixed":"5.4.35"}]},{"events":[{"introduced":"5.5"},{"fixed":"5.6.7"}]},{"events":[{"introduced":"0"},{"last_affected":"h300s"}]},{"events":[{"introduced":"0"},{"last_affected":"h410c"}]},{"events":[{"introduced":"0"},{"last_affected":"h410s"}]},{"events":[{"introduced":"0"},{"last_affected":"h500s"}]},{"events":[{"introduced":"0"},{"last_affected":"h610c"}]},{"events":[{"introduced":"0"},{"last_affected":"h610s"}]},{"events":[{"introduced":"0"},{"last_affected":"h615c"}]},{"events":[{"introduced":"0"},{"last_affected":"h700s"}]},{"events":[{"introduced":"0"},{"fixed":"5.6.7"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-12659.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"}]}