{"id":"UBUNTU-CVE-2026-104715","details":"A non-privileged user can control a CIFS credentials file consumed by a privileged mount.cifs invocation, and the value from the credentials file is copied into the mount option string without validation. As a result, attacker-controlled mount options can be injected into the privileged mount.","modified":"2026-10-17T12:58:43.695521501Z","published":"2026-10-16T00:00:00Z","upstream":["CVE-2026-104715"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-104715"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-104715"}],"affected":[{"package":{"name":"cifs-utils","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/cifs-utils?arch=source&distro=esm-infra-legacy%2Ftrusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2:6.0-1ubuntu2","2:6.0-1ubuntu2+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"cifs-utils","binary_version":"2:6.0-1ubuntu2+esm1"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-104715.json"}},{"package":{"name":"cifs-utils","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/cifs-utils?arch=source&distro=esm-infra%2Fxenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2:6.4-1ubuntu1","2:6.4-1ubuntu1.1","2:6.4-1ubuntu1.1+esm1"],"ecosystem_specific":{"binaries":[{"binary_version":"2:6.4-1ubuntu1.1+esm1","binary_name":"cifs-utils"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-104715.json"}},{"package":{"name":"cifs-utils","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/cifs-utils?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2:6.7-1","2:6.8-1","2:6.8-1ubuntu1","2:6.8-1ubuntu1.1","2:6.8-1ubuntu1.2"],"ecosystem_specific":{"binaries":[{"binary_version":"2:6.8-1ubuntu1.2","binary_name":"cifs-utils"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-104715.json"}},{"package":{"name":"cifs-utils","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/cifs-utils?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2:6.9-0ubuntu1","2:6.9-1","2:6.9-1ubuntu0.1","2:6.9-1ubuntu0.2","2:6.9-1ubuntu0.3","2:6.9-1ubuntu0.4"],"ecosystem_specific":{"binaries":[{"binary_name":"cifs-utils","binary_version":"2:6.9-1ubuntu0.4"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-104715.json"}},{"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"}]}],"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":{"binaries":[{"binary_name":"cifs-utils","binary_version":"2:6.14-1ubuntu0.6"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-104715.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"}]}],"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":{"binaries":[{"binary_name":"cifs-utils","binary_version":"2:7.0-2ubuntu0.5"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-104715.json"}},{"package":{"name":"cifs-utils","ecosystem":"Ubuntu:26.10","purl":"pkg:deb/ubuntu/cifs-utils?arch=source&distro=stonking"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2:7.4-1build1","2:7.4-1ubuntu3"],"ecosystem_specific":{"binaries":[{"binary_version":"2:7.4-1ubuntu3","binary_name":"cifs-utils"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-104715.json"}},{"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"}]}],"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":{"binaries":[{"binary_name":"cifs-utils","binary_version":"2:7.4-1ubuntu0.26.04.3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-104715.json"}}],"schema_version":"1.9.0","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"}]}