{"id":"USN-3934-1","summary":"policykit-1 vulnerability","details":"It was discovered that PolicyKit incorrectly relied on the fork() system\ncall in the Linux kernel being atomic. A local attacker could possibly use\nthis issue to gain access to services that have cached authorizations.\n","modified":"2026-02-10T04:41:31Z","published":"2019-04-03T11:40:53Z","related":["UBUNTU-CVE-2019-6133"],"upstream":["CVE-2019-6133","UBUNTU-CVE-2019-6133"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3934-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-6133"}],"affected":[{"package":{"name":"policykit-1","ecosystem":"Ubuntu:14.04:LTS","purl":"pkg:deb/ubuntu/policykit-1@0.105-4ubuntu3.14.04.6?arch=source&distro=trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.105-4ubuntu3.14.04.6"}]}],"versions":["0.105-3ubuntu3","0.105-4ubuntu1","0.105-4ubuntu2","0.105-4ubuntu2.14.04.1","0.105-4ubuntu3.14.04.1","0.105-4ubuntu3.14.04.2","0.105-4ubuntu3.14.04.5"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"0.105-4ubuntu3.14.04.6","binary_name":"gir1.2-polkit-1.0"},{"binary_version":"0.105-4ubuntu3.14.04.6","binary_name":"libpolkit-agent-1-0"},{"binary_version":"0.105-4ubuntu3.14.04.6","binary_name":"libpolkit-agent-1-dev"},{"binary_version":"0.105-4ubuntu3.14.04.6","binary_name":"libpolkit-backend-1-0"},{"binary_version":"0.105-4ubuntu3.14.04.6","binary_name":"libpolkit-backend-1-dev"},{"binary_version":"0.105-4ubuntu3.14.04.6","binary_name":"libpolkit-gobject-1-0"},{"binary_version":"0.105-4ubuntu3.14.04.6","binary_name":"libpolkit-gobject-1-dev"},{"binary_version":"0.105-4ubuntu3.14.04.6","binary_name":"policykit-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3934-1.json","cves_map":{"ecosystem":"Ubuntu:14.04:LTS","cves":[{"severity":[{"score":"CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2019-6133"}]}}},{"package":{"name":"policykit-1","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/policykit-1@0.105-14.1ubuntu0.5?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.105-14.1ubuntu0.5"}]}],"versions":["0.105-11ubuntu2","0.105-13","0.105-13ubuntu1","0.105-14","0.105-14.1","0.105-14.1ubuntu0.1","0.105-14.1ubuntu0.4"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"0.105-14.1ubuntu0.5","binary_name":"gir1.2-polkit-1.0"},{"binary_version":"0.105-14.1ubuntu0.5","binary_name":"libpolkit-agent-1-0"},{"binary_version":"0.105-14.1ubuntu0.5","binary_name":"libpolkit-agent-1-dev"},{"binary_version":"0.105-14.1ubuntu0.5","binary_name":"libpolkit-backend-1-0"},{"binary_version":"0.105-14.1ubuntu0.5","binary_name":"libpolkit-backend-1-dev"},{"binary_version":"0.105-14.1ubuntu0.5","binary_name":"libpolkit-gobject-1-0"},{"binary_version":"0.105-14.1ubuntu0.5","binary_name":"libpolkit-gobject-1-dev"},{"binary_version":"0.105-14.1ubuntu0.5","binary_name":"policykit-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3934-1.json","cves_map":{"ecosystem":"Ubuntu:16.04:LTS","cves":[{"severity":[{"score":"CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2019-6133"}]}}},{"package":{"name":"policykit-1","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/policykit-1@0.105-20ubuntu0.18.04.5?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.105-20ubuntu0.18.04.5"}]}],"versions":["0.105-18","0.105-20","0.105-20ubuntu0.18.04.1","0.105-20ubuntu0.18.04.4"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"0.105-20ubuntu0.18.04.5","binary_name":"gir1.2-polkit-1.0"},{"binary_version":"0.105-20ubuntu0.18.04.5","binary_name":"libpolkit-agent-1-0"},{"binary_version":"0.105-20ubuntu0.18.04.5","binary_name":"libpolkit-agent-1-dev"},{"binary_version":"0.105-20ubuntu0.18.04.5","binary_name":"libpolkit-backend-1-0"},{"binary_version":"0.105-20ubuntu0.18.04.5","binary_name":"libpolkit-backend-1-dev"},{"binary_version":"0.105-20ubuntu0.18.04.5","binary_name":"libpolkit-gobject-1-0"},{"binary_version":"0.105-20ubuntu0.18.04.5","binary_name":"libpolkit-gobject-1-dev"},{"binary_version":"0.105-20ubuntu0.18.04.5","binary_name":"policykit-1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3934-1.json","cves_map":{"ecosystem":"Ubuntu:18.04:LTS","cves":[{"severity":[{"score":"CVSS:3.0/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2019-6133"}]}}}],"schema_version":"1.7.3"}