{"id":"UBUNTU-CVE-2017-2616","details":"A race condition was found in util-linux before 2.32.1 in the way su handled the management of child processes. A local authenticated attacker could use this flaw to kill other processes with root privileges under specific conditions.","modified":"2026-01-30T02:01:59.942105Z","published":"2017-02-22T00:00:00Z","related":["USN-3276-1","USN-3276-3"],"upstream":["CVE-2017-2616"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-2616"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3276-1"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3276-3"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=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":{"availability":"No subscription required","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"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-2616.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":{"availability":"No subscription required","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"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2017/UBUNTU-CVE-2017-2616.json"}}],"schema_version":"1.7.3","severity":[{"type":"CVSS_V3","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":"Ubuntu","score":"medium"}]}