{"id":"CVE-2023-54280","summary":"cifs: fix potential race when tree connecting ipc","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ncifs: fix potential race when tree connecting ipc\n\nProtect access of TCP_Server_Info::hostname when building the ipc tree\nname as it might get freed in cifsd thread and thus causing an\nuse-after-free bug in __tree_connect_dfs_target().  Also, while at it,\nupdate status of IPC tcon on success and then avoid any extra tree\nconnects.","modified":"2026-04-02T09:45:44.483646Z","published":"2025-12-30T12:23:22.335Z","related":["SUSE-SU-2026:0263-1","SUSE-SU-2026:0317-1","SUSE-SU-2026:0411-1","SUSE-SU-2026:0617-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54280.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/536ec71ba060a02fabe8e22cecb82fe7b3a8708b"},{"type":"WEB","url":"https://git.kernel.org/stable/c/553476df55a111e6a66ad9155256aec0ec1b7ad0"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ee20d7c6100752eaf2409d783f4f1449c29ea33d"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/54xxx/CVE-2023-54280.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-54280"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"c88f7dcd6d6429197fc2fd87b54a894ffcd48e8e"},{"fixed":"536ec71ba060a02fabe8e22cecb82fe7b3a8708b"},{"fixed":"553476df55a111e6a66ad9155256aec0ec1b7ad0"},{"fixed":"ee20d7c6100752eaf2409d783f4f1449c29ea33d"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"0"},{"last_affected":"81d583baa5f1abd73c755ce1992929debd20b687"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-54280.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.2.15"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.3.0"},{"fixed":"6.3.2"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-54280.json"}}],"schema_version":"1.7.5"}