{"id":"UBUNTU-CVE-2016-6318","details":"Stack-based buffer overflow in the FascistGecosUser function in lib/fascist.c in cracklib allows local users to cause a denial of service (application crash) or gain privileges via a long GECOS field, involving longbuffer.","modified":"2026-04-22T10:48:43.487222Z","published":"2016-09-07T19:28:00Z","upstream":["CVE-2016-6318"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2016-6318"},{"type":"REPORT","url":"http://seclists.org/oss-sec/2016/q3/290"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2016-6318"}],"affected":[{"package":{"name":"cracklib2","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/cracklib2@2.9.1-1build1?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.8.22-1","2.9.0-1ubuntu1","2.9.0-2","2.9.0-2build1","2.9.1-1","2.9.1-1build1"],"ecosystem_specific":{"binaries":[{"binary_version":"2.9.1-1build1","binary_name":"cracklib-runtime"},{"binary_version":"2.9.1-1build1","binary_name":"libcrack2"},{"binary_version":"2.9.1-1build1","binary_name":"python-cracklib"},{"binary_version":"2.9.1-1build1","binary_name":"python3-cracklib"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-6318.json"}},{"package":{"name":"cracklib2","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/cracklib2@2.9.2-1ubuntu1?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.9.2-1build1","2.9.2-1build2","2.9.2-1ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_version":"2.9.2-1ubuntu1","binary_name":"cracklib-runtime"},{"binary_version":"2.9.2-1ubuntu1","binary_name":"libcrack2"},{"binary_version":"2.9.2-1ubuntu1","binary_name":"python-cracklib"},{"binary_version":"2.9.2-1ubuntu1","binary_name":"python3-cracklib"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-6318.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"negligible"}]}