{"schema_version":"1.9.0","id":"CVE-2024-56564","published":"2024-12-27T14:23:08.563Z","modified":"2026-08-12T03:51:11.450583577Z","related":["USN-7379-2","USN-7380-1"],"summary":"ceph: pass cred pointer to ceph_mds_auth_match()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nceph: pass cred pointer to ceph_mds_auth_match()\n\nThis eliminates a redundant get_current_cred() call, because\nceph_mds_check_access() has already obtained this pointer.\n\nAs a side effect, this also fixes a reference leak in\nceph_mds_auth_match(): by omitting the get_current_cred() call, no\nadditional cred reference is taken.","affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"596afb0b8933ba6ed7227adcc538db26feb25c74"},{"fixed":"ffa6ba7bdb7f07f49c9e9150b0176df066520f62"},{"fixed":"23426309a4064b25a961e1c72961d8bfc7c8c990"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-56564.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"6.10.0"},{"fixed":"6.12.4"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2024-56564.json"}}],"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/23426309a4064b25a961e1c72961d8bfc7c8c990"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ffa6ba7bdb7f07f49c9e9150b0176df066520f62"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/56xxx/CVE-2024-56564.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2024-56564"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2024/56xxx/CVE-2024-56564.json"}}