{"id":"USN-4980-1","summary":"policykit-1 vulnerability","details":"Kevin Backhouse discovered that polkit incorrectly handled errors in the\npolkit_system_bus_name_get_creds_sync function. A local attacker could\npossibly use this issue to escalate privileges.\n","modified":"2026-04-22T10:29:03.046050Z","published":"2021-06-03T10:51:20Z","related":["UBUNTU-CVE-2021-3560"],"upstream":["CVE-2021-3560","UBUNTU-CVE-2021-3560"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4980-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2021-3560"}],"affected":[{"package":{"name":"policykit-1","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/policykit-1@0.105-26ubuntu1.1?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.105-26ubuntu1.1"}]}],"versions":["0.105-26ubuntu1"],"ecosystem_specific":{"binaries":[{"binary_version":"0.105-26ubuntu1.1","binary_name":"gir1.2-polkit-1.0"},{"binary_version":"0.105-26ubuntu1.1","binary_name":"libpolkit-agent-1-0"},{"binary_version":"0.105-26ubuntu1.1","binary_name":"libpolkit-gobject-1-0"},{"binary_version":"0.105-26ubuntu1.1","binary_name":"policykit-1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4980-1.json","cves_map":{"ecosystem":"Ubuntu:20.04:LTS","cves":[{"id":"CVE-2021-3560","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":"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":"high"}]}]}}}],"schema_version":"1.7.5"}