{"id":"USN-8701-1","summary":"udisks2 vulnerability","details":"It was discovered that UDisks did not correctly validate the caller\nidentity when handling the as-user option in the\norg.freedesktop.UDisks2.Filesystem.Mount() D-Bus method. A local attacker\nwith an active console session could possibly use this issue to mount\nfilesystems on behalf of arbitrary users, including privileged accounts,\nleading to local privilege escalation.","modified":"2026-08-31T22:26:26.938977178Z","published":"2026-08-31T12:24:24Z","related":["UBUNTU-CVE-2026-7867"],"upstream":["CVE-2026-7867","UBUNTU-CVE-2026-7867"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8701-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-7867"}],"affected":[{"package":{"name":"udisks2","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/udisks2?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.10.1-6ubuntu1.5"}]}],"versions":["2.10.1-1ubuntu1","2.10.1-1ubuntu2","2.10.1-6","2.10.1-6build1","2.10.1-6ubuntu1","2.10.1-6ubuntu1.2","2.10.1-6ubuntu1.3"],"ecosystem_specific":{"binaries":[{"binary_name":"gir1.2-udisks-2.0","binary_version":"2.10.1-6ubuntu1.5"},{"binary_name":"libudisks2-0","binary_version":"2.10.1-6ubuntu1.5"},{"binary_name":"udisks2","binary_version":"2.10.1-6ubuntu1.5"},{"binary_name":"udisks2-btrfs","binary_version":"2.10.1-6ubuntu1.5"},{"binary_name":"udisks2-lvm2","binary_version":"2.10.1-6ubuntu1.5"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"score":"medium","type":"Ubuntu"}],"id":"CVE-2026-7867"}],"ecosystem":"Ubuntu:24.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8701-1.json"}},{"package":{"name":"udisks2","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/udisks2?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.10.91-1ubuntu2.1"}]}],"versions":["2.10.1-12.1ubuntu2","2.10.91-1ubuntu1","2.10.91-1ubuntu2"],"ecosystem_specific":{"binaries":[{"binary_name":"gir1.2-udisks-2.0","binary_version":"2.10.91-1ubuntu2.1"},{"binary_name":"libudisks2-0","binary_version":"2.10.91-1ubuntu2.1"},{"binary_name":"udisks2","binary_version":"2.10.91-1ubuntu2.1"},{"binary_name":"udisks2-btrfs","binary_version":"2.10.91-1ubuntu2.1"},{"binary_name":"udisks2-lvm2","binary_version":"2.10.91-1ubuntu2.1"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8701-1.json","cves_map":{"cves":[{"id":"CVE-2026-7867","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},{"score":"medium","type":"Ubuntu"}]}],"ecosystem":"Ubuntu:26.04:LTS"}}}],"schema_version":"1.9.0"}