{"id":"CVE-2018-7740","details":"The resv_map_release function in mm/hugetlb.c in the Linux kernel through 4.15.7 allows local users to cause a denial of service (BUG) via a crafted application that makes mmap system calls and has a large pgoff argument to the remap_file_pages system call.","modified":"2026-03-15T22:28:39.014407Z","published":"2018-03-07T08:29:00.433Z","related":["SUSE-SU-2018:1048-1","SUSE-SU-2018:1173-1","SUSE-SU-2018:1173-2","SUSE-SU-2018:1217-1"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:3083"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2018:3096"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3910-1/"},{"type":"ADVISORY","url":"https://usn.ubuntu.com/3910-2/"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/103316"},{"type":"ADVISORY","url":"https://www.debian.org/security/2018/dsa-4187"},{"type":"ADVISORY","url":"https://www.debian.org/security/2018/dsa-4188"},{"type":"REPORT","url":"https://bugzilla.kernel.org/show_bug.cgi?id=199037"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-7740.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"4.15.7"}]},{"events":[{"introduced":"0"},{"last_affected":"4.0"}]},{"events":[{"introduced":"0"},{"last_affected":"14.04"}]},{"events":[{"introduced":"0"},{"last_affected":"16.04"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]},{"events":[{"introduced":"0"},{"last_affected":"9.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}