{"id":"USN-3242-2","aliases":[],"status":"published","title":"samba regression","description":"USN-3242-1 fixed a vulnerability in Samba. The upstream fix introduced a\nregression when Samba is configured to disable following symbolic links.\n\nThis update fixes the problem.\n\nOriginal advisory details:\n\n Jann Horn discovered that Samba incorrectly handled symlinks. An\n authenticated remote attacker could use this issue to access files on the\n server outside of the exported directories.","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2017-03-30T17:32:45Z","modified":"2026-04-22T09:34:24Z","fixes":[{"ecosystem":"Ubuntu:14.04:LTS","package":"samba","fixed_in":["2:4.3.11+dfsg-0ubuntu0.14.04.7"],"sources":["osv"]},{"ecosystem":"Ubuntu:16.04:LTS","package":"samba","fixed_in":["2:4.3.11+dfsg-0ubuntu0.16.04.6"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Ubuntu:14.04:LTS","package":"samba","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.3.11+dfsg-0ubuntu0.14.04.7"}]}],"versions":["2:3.6.18-1ubuntu3","2:4.0.10+dfsg-4ubuntu2","2:4.0.13+dfsg-1ubuntu1","2:4.1.3+dfsg-2ubuntu2","2:4.1.3+dfsg-2ubuntu3","2:4.1.3+dfsg-2ubuntu4","2:4.1.3+dfsg-2ubuntu5","2:4.1.6+dfsg-1ubuntu1","2:4.1.6+dfsg-1ubuntu2","2:4.1.6+dfsg-1ubuntu2.14.04.1","2:4.1.6+dfsg-1ubuntu2.14.04.2","2:4.1.6+dfsg-1ubuntu2.14.04.3","2:4.1.6+dfsg-1ubuntu2.14.04.4","2:4.1.6+dfsg-1ubuntu2.14.04.5","2:4.1.6+dfsg-1ubuntu2.14.04.7","2:4.1.6+dfsg-1ubuntu2.14.04.8","2:4.1.6+dfsg-1ubuntu2.14.04.9","2:4.1.6+dfsg-1ubuntu2.14.04.11","2:4.1.6+dfsg-1ubuntu2.14.04.12","2:4.1.6+dfsg-1ubuntu2.14.04.13","2:4.3.8+dfsg-0ubuntu0.14.04.2","2:4.3.9+dfsg-0ubuntu0.14.04.1","2:4.3.9+dfsg-0ubuntu0.14.04.3","2:4.3.11+dfsg-0ubuntu0.14.04.1","2:4.3.11+dfsg-0ubuntu0.14.04.2","2:4.3.11+dfsg-0ubuntu0.14.04.3","2:4.3.11+dfsg-0ubuntu0.14.04.4","2:4.3.11+dfsg-0ubuntu0.14.04.6"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"samba","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:4.3.11+dfsg-0ubuntu0.16.04.6"}]}],"versions":["2:4.1.17+dfsg-4ubuntu2","2:4.1.20+dfsg-1ubuntu1","2:4.1.20+dfsg-1ubuntu2","2:4.1.20+dfsg-1ubuntu3","2:4.1.20+dfsg-1ubuntu5","2:4.3.3+dfsg-1ubuntu1","2:4.3.3+dfsg-1ubuntu2","2:4.3.3+dfsg-1ubuntu3","2:4.3.6+dfsg-1ubuntu1","2:4.3.8+dfsg-0ubuntu1","2:4.3.9+dfsg-0ubuntu0.16.04.1","2:4.3.9+dfsg-0ubuntu0.16.04.2","2:4.3.9+dfsg-0ubuntu0.16.04.3","2:4.3.11+dfsg-0ubuntu0.16.04.1","2:4.3.11+dfsg-0ubuntu0.16.04.3","2:4.3.11+dfsg-0ubuntu0.16.04.5"]}],"references":[{"url":"https://ubuntu.com/security/notices/USN-3242-2","tags":["advisory"]},{"url":"https://launchpad.net/bugs/1675698","tags":["report"]}],"sources":{"osv":[{"id":"USN-3242-2","title":"samba regression","description":"USN-3242-1 fixed a vulnerability in Samba. The upstream fix introduced a\nregression when Samba is configured to disable following symbolic links.\n\nThis update fixes the problem.\n\nOriginal advisory details:\n\n Jann Horn discovered that Samba incorrectly handled symlinks. An\n authenticated remote attacker could use this issue to access files on the\n server outside of the exported directories.\n","status":"published","published":"2017-03-30T17:32:45Z","modified":"2026-04-22T09:34:24.103217Z","updated_at":"2026-11-02T16:58:10.303275Z"}]}}