{"id":"UBUNTU-CVE-2025-52555","details":"Ceph is a distributed object, block, and file storage platform. In versions 17.2.7, 18.2.1 through 18.2.4, and 19.0.0 through 19.2.2, an unprivileged user can escalate to root privileges in a ceph-fuse mounted CephFS by chmod 777 a directory owned by root to gain access. The result of this is that a user could read, write and execute to any directory owned by root as long as they chmod 777 it. This impacts confidentiality, integrity, and availability. It is patched in versions 17.2.8, 18.2.5, and 19.2.3.","modified":"2026-01-20T18:49:59.151954Z","published":"2025-06-26T21:15:00Z","withdrawn":"2026-01-20T05:33:08Z","upstream":["CVE-2025-52555"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2025-52555"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2025-52555"},{"type":"REPORT","url":"https://www.openwall.com/lists/oss-security/2025/06/26/1"},{"type":"REPORT","url":"https://github.com/ceph/ceph/security/advisories/GHSA-89hm-qq33-2fjm"}],"affected":[{"package":{"name":"ceph","ecosystem":"Ubuntu:Pro:14.04:LTS","purl":"pkg:deb/ubuntu/ceph@0.80.11-0ubuntu1.14.04.4+esm3?arch=source&distro=esm-infra-legacy/trusty"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.67.4-0ubuntu2","0.67.4-0ubuntu3","0.72-0ubuntu1","0.72.1-0ubuntu1","0.72.1-2","0.72.1-3","0.72.2-1","0.72.2-2","0.78-0ubuntu1","0.79-0ubuntu1","0.80.1-0ubuntu1","0.80.1-0ubuntu1.1","0.80.5-0ubuntu0.14.04.1","0.80.7-0ubuntu0.14.04.1","0.80.9-0ubuntu0.14.04.1","0.80.9-0ubuntu0.14.04.2","0.80.10-0ubuntu0.14.04.1","0.80.10-0ubuntu1.14.04.2","0.80.10-0ubuntu1.14.04.3","0.80.11-0ubuntu1.14.04.1","0.80.11-0ubuntu1.14.04.2","0.80.11-0ubuntu1.14.04.3","0.80.11-0ubuntu1.14.04.4","0.80.11-0ubuntu1.14.04.4+esm2","0.80.11-0ubuntu1.14.04.4+esm3"],"ecosystem_specific":{"binaries":[{"binary_name":"ceph","binary_version":"0.80.11-0ubuntu1.14.04.4+esm3"},{"binary_name":"ceph-common","binary_version":"0.80.11-0ubuntu1.14.04.4+esm3"},{"binary_name":"ceph-fs-common","binary_version":"0.80.11-0ubuntu1.14.04.4+esm3"},{"binary_version":"0.80.11-0ubuntu1.14.04.4+esm3","binary_name":"ceph-fuse"},{"binary_name":"ceph-mds","binary_version":"0.80.11-0ubuntu1.14.04.4+esm3"},{"binary_version":"0.80.11-0ubuntu1.14.04.4+esm3","binary_name":"ceph-resource-agents"},{"binary_name":"ceph-test","binary_version":"0.80.11-0ubuntu1.14.04.4+esm3"},{"binary_name":"libcephfs-dev","binary_version":"0.80.11-0ubuntu1.14.04.4+esm3"},{"binary_version":"0.80.11-0ubuntu1.14.04.4+esm3","binary_name":"libcephfs-java"},{"binary_version":"0.80.11-0ubuntu1.14.04.4+esm3","binary_name":"libcephfs-jni"},{"binary_name":"libcephfs1","binary_version":"0.80.11-0ubuntu1.14.04.4+esm3"},{"binary_name":"librados-dev","binary_version":"0.80.11-0ubuntu1.14.04.4+esm3"},{"binary_version":"0.80.11-0ubuntu1.14.04.4+esm3","binary_name":"librados2"},{"binary_name":"librbd-dev","binary_version":"0.80.11-0ubuntu1.14.04.4+esm3"},{"binary_name":"librbd1","binary_version":"0.80.11-0ubuntu1.14.04.4+esm3"},{"binary_name":"python-ceph","binary_version":"0.80.11-0ubuntu1.14.04.4+esm3"},{"binary_name":"radosgw","binary_version":"0.80.11-0ubuntu1.14.04.4+esm3"},{"binary_version":"0.80.11-0ubuntu1.14.04.4+esm3","binary_name":"rbd-fuse"},{"binary_name":"rest-bench","binary_version":"0.80.11-0ubuntu1.14.04.4+esm3"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-52555.json"}},{"package":{"name":"ceph","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/ceph@10.2.11-0ubuntu0.16.04.3+esm2?arch=source&distro=esm-infra/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["0.94.3-0ubuntu2","0.94.5-0ubuntu1","9.2.0-0ubuntu3","9.2.0-0ubuntu4","9.2.0-0ubuntu5","9.2.0-0ubuntu6","10.0.2-0ubuntu1","10.0.3-0ubuntu1","10.0.5-0ubuntu1","10.1.0-0ubuntu1","10.1.1-0ubuntu1","10.1.2-0ubuntu1","10.2.0-0ubuntu0.16.04.1","10.2.0-0ubuntu0.16.04.2","10.2.2-0ubuntu0.16.04.2","10.2.3-0ubuntu0.16.04.2","10.2.5-0ubuntu0.16.04.1","10.2.6-0ubuntu0.16.04.1","10.2.7-0ubuntu0.16.04.1","10.2.9-0ubuntu0.16.04.1","10.2.10-0ubuntu0.16.04.1","10.2.11-0ubuntu0.16.04.1","10.2.11-0ubuntu0.16.04.2","10.2.11-0ubuntu0.16.04.3","10.2.11-0ubuntu0.16.04.3+esm1","10.2.11-0ubuntu0.16.04.3+esm2"],"ecosystem_specific":{"binaries":[{"binary_version":"10.2.11-0ubuntu0.16.04.3+esm2","binary_name":"ceph"},{"binary_name":"ceph-common","binary_version":"10.2.11-0ubuntu0.16.04.3+esm2"},{"binary_name":"ceph-fs-common","binary_version":"10.2.11-0ubuntu0.16.04.3+esm2"},{"binary_version":"10.2.11-0ubuntu0.16.04.3+esm2","binary_name":"ceph-fuse"},{"binary_name":"ceph-mds","binary_version":"10.2.11-0ubuntu0.16.04.3+esm2"},{"binary_version":"10.2.11-0ubuntu0.16.04.3+esm2","binary_name":"ceph-resource-agents"},{"binary_name":"ceph-test","binary_version":"10.2.11-0ubuntu0.16.04.3+esm2"},{"binary_name":"libcephfs-dev","binary_version":"10.2.11-0ubuntu0.16.04.3+esm2"},{"binary_name":"libcephfs-java","binary_version":"10.2.11-0ubuntu0.16.04.3+esm2"},{"binary_name":"libcephfs-jni","binary_version":"10.2.11-0ubuntu0.16.04.3+esm2"},{"binary_name":"libcephfs1","binary_version":"10.2.11-0ubuntu0.16.04.3+esm2"},{"binary_name":"librados-dev","binary_version":"10.2.11-0ubuntu0.16.04.3+esm2"},{"binary_name":"librados2","binary_version":"10.2.11-0ubuntu0.16.04.3+esm2"},{"binary_name":"libradosstriper-dev","binary_version":"10.2.11-0ubuntu0.16.04.3+esm2"},{"binary_name":"libradosstriper1","binary_version":"10.2.11-0ubuntu0.16.04.3+esm2"}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