{"id":"USN-3276-1","summary":"shadow vulnerabilities","details":"Sebastian Krahmer discovered integer overflows in shadow utilities.\nA local attacker could possibly cause them to crash or potentially\ngain privileges via crafted input. (CVE-2016-6252)\n\nTobias Stöckmann discovered a race condition in su. A local\nattacker could cause su to send SIGKILL to other processes with\nroot privileges. (CVE-2017-2616)\n","modified":"2026-02-10T04:41:07Z","published":"2017-05-05T07:12:28Z","related":["UBUNTU-CVE-2016-6252","UBUNTU-CVE-2017-2616"],"upstream":["CVE-2016-6252","CVE-2017-2616","UBUNTU-CVE-2016-6252","UBUNTU-CVE-2017-2616"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3276-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2016-6252"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-2616"}],"affected":[{"package":{"name":"shadow","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/shadow@1:4.1.5.1-1ubuntu9.4?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.1.5.1-1ubuntu9.4"}]}],"versions":["1:4.1.5.1-1ubuntu6","1:4.1.5.1-1ubuntu7","1:4.1.5.1-1ubuntu8","1:4.1.5.1-1ubuntu9","1:4.1.5.1-1ubuntu9.1","1:4.1.5.1-1ubuntu9.2"],"ecosystem_specific":{"binaries":[{"binary_version":"1:4.1.5.1-1ubuntu9.4","binary_name":"login"},{"binary_version":"1:4.1.5.1-1ubuntu9.4","binary_name":"passwd"},{"binary_version":"1:4.1.5.1-1ubuntu9.4","binary_name":"uidmap"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"severity":[{"score":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2016-6252"},{"severity":[{"score":"CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2017-2616"}],"ecosystem":"Ubuntu:14.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3276-1.json"}},{"package":{"name":"shadow","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/shadow@1:4.2-3.1ubuntu5.2?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:4.2-3.1ubuntu5.2"}]}],"versions":["1:4.1.5.1-1.1ubuntu7","1:4.2-3.1ubuntu1","1:4.2-3.1ubuntu2","1:4.2-3.1ubuntu3","1:4.2-3.1ubuntu4","1:4.2-3.1ubuntu5"],"ecosystem_specific":{"binaries":[{"binary_version":"1:4.2-3.1ubuntu5.2","binary_name":"login"},{"binary_version":"1:4.2-3.1ubuntu5.2","binary_name":"passwd"},{"binary_version":"1:4.2-3.1ubuntu5.2","binary_name":"uidmap"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"severity":[{"score":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2016-6252"},{"severity":[{"score":"CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2017-2616"}],"ecosystem":"Ubuntu:16.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3276-1.json"}}],"schema_version":"1.7.3"}