{"id":"CVE-2023-53990","summary":"SMB3: Add missing locks to protect deferred close file list","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nSMB3: Add missing locks to protect deferred close file list\n\ncifs_del_deferred_close function has a critical section which modifies\nthe deferred close file list. We must acquire deferred_lock before\ncalling cifs_del_deferred_close function.","modified":"2026-03-20T12:33:23.370132Z","published":"2025-12-24T10:55:29.156Z","related":["SUSE-SU-2026:0263-1","SUSE-SU-2026:0317-1","SUSE-SU-2026:0411-1","SUSE-SU-2026:0617-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53990.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/0f87e18203bd30f71eb1a65259e28e291b6cc43a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/32a046ccaeea6c19965c04a4c521e703f6607924"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3aa9d065b0685b4e6052f3f2a2462966fdc44fd2"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ab9ddc87a9055c4bebd6524d5d761d605d52e557"},{"type":"WEB","url":"https://git.kernel.org/stable/c/cb36365dac25d546ca4af0eb22acb43c9b4ddfdf"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53990.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-53990"},{"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":"860efae127888ae535bc4eda1b7f27642727c69e"},{"fixed":"0f87e18203bd30f71eb1a65259e28e291b6cc43a"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"ca08d0eac020d48a3141dbec0a3cf64fbdb17cde"},{"fixed":"3aa9d065b0685b4e6052f3f2a2462966fdc44fd2"},{"fixed":"cb36365dac25d546ca4af0eb22acb43c9b4ddfdf"},{"fixed":"32a046ccaeea6c19965c04a4c521e703f6607924"},{"fixed":"ab9ddc87a9055c4bebd6524d5d761d605d52e557"}]},{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"0"},{"last_affected":"60b6d38add7b9c17d6e5d49ee8e930ea1a5650c5"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-53990.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.15.111"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.28"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.0.0"},{"fixed":"6.2.15"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.3.2"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-53990.json"}}],"schema_version":"1.7.5"}