{"id":"UBUNTU-CVE-2015-3245","details":"Incomplete blacklist vulnerability in the chfn function in libuser before 0.56.13-8 and 0.60 before 0.60-7, as used in the userhelper program in the usermode package, allows local users to cause a denial of service (/etc/passwd corruption) via a newline character in the GECOS field.","modified":"2026-01-20T16:44:26.933933Z","published":"2015-08-11T14:59:00Z","upstream":["CVE-2015-3245"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2015-3245"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2015-3245"}],"affected":[{"package":{"name":"libuser","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/libuser@1:0.56.9.dfsg.1-1.2ubuntu2+esm1?arch=source&distro=trusty/esm"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:0.56.9.dfsg.1-1.2ubuntu2+esm1"}]}],"versions":["1:0.56.9.dfsg.1-1.2ubuntu2"],"ecosystem_specific":{"availability":"Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro","binaries":[{"binary_name":"libuser","binary_version":"1:0.56.9.dfsg.1-1.2ubuntu2+esm1"},{"binary_name":"libuser1","binary_version":"1:0.56.9.dfsg.1-1.2ubuntu2+esm1"},{"binary_name":"libuser1-dev","binary_version":"1:0.56.9.dfsg.1-1.2ubuntu2+esm1"},{"binary_name":"python-libuser","binary_version":"1:0.56.9.dfsg.1-1.2ubuntu2+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-3245.json"}},{"package":{"name":"libuser","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/libuser@1:0.60~dfsg-1.2?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:0.60~dfsg-1.2"],"ecosystem_specific":{"binaries":[{"binary_name":"libuser","binary_version":"1:0.60~dfsg-1.2"},{"binary_name":"libuser1","binary_version":"1:0.60~dfsg-1.2"},{"binary_name":"libuser1-dev","binary_version":"1:0.60~dfsg-1.2"},{"binary_name":"python-libuser","binary_version":"1:0.60~dfsg-1.2"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-3245.json"}},{"package":{"name":"libuser","ecosystem":"Ubuntu:25.10","purl":"pkg:deb/ubuntu/libuser@1:0.64+git20241106~dfsg-3?arch=source&distro=questing"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1:0.64+git20241106~dfsg-2","1:0.64+git20241106~dfsg-3"],"ecosystem_specific":{"binaries":[{"binary_name":"libuser","binary_version":"1:0.64+git20241106~dfsg-3"},{"binary_name":"libuser1","binary_version":"1:0.64+git20241106~dfsg-3"},{"binary_name":"libuser1-dev","binary_version":"1:0.64+git20241106~dfsg-3"},{"binary_name":"python3-libuser","binary_version":"1:0.64+git20241106~dfsg-3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2015/UBUNTU-CVE-2015-3245.json"}}],"schema_version":"1.7.3","severity":[{"type":"Ubuntu","score":"low"}]}