{"id":"CVE-2017-9461","details":"smbd in Samba before 4.4.10 and 4.5.x before 4.5.6 has a denial of service vulnerability (fd_open_atomic infinite loop with high CPU usage and memory consumption) due to wrongly handling dangling symlinks.","modified":"2026-04-10T04:02:24.159046Z","published":"2017-06-06T21:29:00.313Z","references":[{"type":"WEB","url":"https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=10c3e3923022485c720f322ca4f0aca5d7501310"},{"type":"ADVISORY","url":"http://www.securityfocus.com/bid/99455"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:1950"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:2338"},{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2017:2778"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2019/04/msg00013.html"},{"type":"FIX","url":"https://bugs.debian.org/864291"},{"type":"FIX","url":"https://bugzilla.samba.org/show_bug.cgi?id=12572"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/samba-team/samba","events":[{"introduced":"0"},{"last_affected":"daef395600e23dfda782c556a9e7ef06e395c557"},{"introduced":"0"},{"last_affected":"916fab083a8cb5c10365da7f3a85d0bbfde4a30e"},{"introduced":"0"},{"last_affected":"548e16ca617ca8d5ad2171907c2a2cc8bc15f85c"},{"introduced":"0"},{"last_affected":"6ead5258a717d56794f25b91254bbe0ad737f45d"},{"introduced":"0"},{"last_affected":"3da5d752a987ec1e60d7e773dfe44d38a91d8776"},{"introduced":"0"},{"last_affected":"f00d8b0daf1172a60e29b28b7e57ffa716d30259"},{"introduced":"0"},{"last_affected":"49c473f6fe978d7f0a5d32df92e212380490a566"}],"database_specific":{"versions":[{"introduced":"0"},{"last_affected":"4.4.9"},{"introduced":"0"},{"last_affected":"4.5.0"},{"introduced":"0"},{"last_affected":"4.5.1"},{"introduced":"0"},{"last_affected":"4.5.2"},{"introduced":"0"},{"last_affected":"4.5.3"},{"introduced":"0"},{"last_affected":"4.5.4"},{"introduced":"0"},{"last_affected":"4.5.5"}]}}],"versions":["ldb-1.1.0","ldb-1.1.10","ldb-1.1.11","ldb-1.1.12","ldb-1.1.13","ldb-1.1.14","ldb-1.1.15","ldb-1.1.16","ldb-1.1.17","ldb-1.1.18","ldb-1.1.19","ldb-1.1.2","ldb-1.1.20","ldb-1.1.21","ldb-1.1.22","ldb-1.1.23","ldb-1.1.25","ldb-1.1.26","ldb-1.1.27","ldb-1.1.3","ldb-1.1.4","ldb-1.1.5","ldb-1.1.6","ldb-1.1.8","ldb-1.1.9","samba-4.0.0alpha10","samba-4.0.0alpha17","samba-4.0.0alpha18","samba-4.0.0alpha19","samba-4.0.0alpha20","samba-4.0.0alpha21","samba-4.0.0alpha6","samba-4.0.0alpha7","samba-4.0.0alpha8","samba-4.0.0alpha9","samba-4.0.0beta1","samba-4.0.0beta2","samba-4.0.0beta3","samba-4.0.0beta4","samba-4.0.0beta5","samba-4.0.0beta6","samba-4.0.0beta7","samba-4.0.0beta8","samba-4.0.0rc1","samba-4.2.0rc1","samba-4.3.0rc1","samba-4.4.0","samba-4.4.0rc1","samba-4.4.0rc2","samba-4.4.0rc3","samba-4.4.0rc4","samba-4.4.0rc5","samba-4.4.1","samba-4.4.2","samba-4.4.3","samba-4.4.4","samba-4.4.7","samba-4.4.8","samba-4.4.9","samba-4.5.0","samba-4.5.0rc1","samba-4.5.0rc2","samba-4.5.1","samba-4.5.2","samba-4.5.3","samba-4.5.4","samba-4.5.5","talloc-1.3.1","talloc-2.0.0","talloc-2.0.7","talloc-2.0.8","talloc-2.1.0","talloc-2.1.1","talloc-2.1.2","talloc-2.1.3","talloc-2.1.4","talloc-2.1.5","talloc-2.1.6","talloc-2.1.7","talloc-2.1.8","tdb-1.1.5","tdb-1.2.0","tdb-1.2.1","tdb-1.2.10","tdb-1.2.11","tdb-1.2.12","tdb-1.2.13","tdb-1.3.0","tdb-1.3.1","tdb-1.3.10","tdb-1.3.2","tdb-1.3.3","tdb-1.3.4","tdb-1.3.5","tdb-1.3.6","tdb-1.3.7","tdb-1.3.8","tdb-1.3.9","tevent-0.9.11","tevent-0.9.12","tevent-0.9.13","tevent-0.9.14","tevent-0.9.15","tevent-0.9.16","tevent-0.9.17","tevent-0.9.18","tevent-0.9.19","tevent-0.9.20","tevent-0.9.21","tevent-0.9.22","tevent-0.9.23","tevent-0.9.24","tevent-0.9.25","tevent-0.9.26","tevent-0.9.27","tevent-0.9.28","tevent-0.9.29","tevent-0.9.8"],"database_specific":{"unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"7.4"}]},{"events":[{"introduced":"0"},{"last_affected":"7.6"}]},{"events":[{"introduced":"0"},{"last_affected":"7.4"}]},{"events":[{"introduced":"0"},{"last_affected":"7.5"}]},{"events":[{"introduced":"0"},{"last_affected":"7.6"}]},{"events":[{"introduced":"0"},{"last_affected":"7.6"}]},{"events":[{"introduced":"0"},{"last_affected":"7.0"}]},{"events":[{"introduced":"0"},{"last_affected":"8.0"}]}],"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-9461.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}