{"id":"USN-8938-1","summary":"cifs-utils vulnerability","details":"It was discovered that cifs-utils incorrectly handled credentials files\nused by privileged mount.cifs invocations. A local attacker could\npossibly use this issue to inject arbitrary mount options into a\nprivileged mount, resulting in a privilege escalation.","modified":"2026-10-19T23:43:22.495844909Z","published":"2026-10-19T13:56:50Z","related":["UBUNTU-CVE-2026-104715"],"upstream":["CVE-2026-104715","UBUNTU-CVE-2026-104715"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8938-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-104715"}],"affected":[{"package":{"name":"cifs-utils","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/cifs-utils?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:6.14-1ubuntu0.7"}]}],"versions":["2:6.11-3.1","2:6.14-1","2:6.14-1build1","2:6.14-1ubuntu0.1","2:6.14-1ubuntu0.2","2:6.14-1ubuntu0.3","2:6.14-1ubuntu0.4","2:6.14-1ubuntu0.5","2:6.14-1ubuntu0.6"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"cifs-utils","binary_version":"2:6.14-1ubuntu0.7"}]},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:22.04:LTS","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"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2026-104715"}]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8938-1.json"}},{"package":{"name":"cifs-utils","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/cifs-utils?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:7.0-2ubuntu0.6"}]}],"versions":["2:7.0-2","2:7.0-2build1","2:7.0-2ubuntu0.1","2:7.0-2ubuntu0.2","2:7.0-2ubuntu0.3","2:7.0-2ubuntu0.4","2:7.0-2ubuntu0.5"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"cifs-utils","binary_version":"2:7.0-2ubuntu0.6"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8938-1.json","cves_map":{"ecosystem":"Ubuntu:24.04:LTS","cves":[{"severity":[{"score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2026-104715"}]}}},{"package":{"name":"cifs-utils","ecosystem":"Ubuntu:26.10","purl":"pkg:deb/ubuntu/cifs-utils?arch=source&distro=stonking"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:7.4-1ubuntu3.1"}]}],"versions":["2:7.4-1build1","2:7.4-1ubuntu3"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"cifs-utils","binary_version":"2:7.4-1ubuntu3.1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8938-1.json","cves_map":{"cves":[{"id":"CVE-2026-104715","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":"Ubuntu","score":"medium"}]}],"ecosystem":"Ubuntu:26.10"}}},{"package":{"name":"cifs-utils","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/cifs-utils?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:7.4-1ubuntu0.26.04.4"}]}],"versions":["2:7.4-1","2:7.4-1build1","2:7.4-1ubuntu0.26.04.1","2:7.4-1ubuntu0.26.04.2","2:7.4-1ubuntu0.26.04.3"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"cifs-utils","binary_version":"2:7.4-1ubuntu0.26.04.4"}]},"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"},{"type":"Ubuntu","score":"medium"}],"id":"CVE-2026-104715"}],"ecosystem":"Ubuntu:26.04:LTS"},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-8938-1.json"}}],"schema_version":"1.9.0"}