{"id":"CVE-2023-52798","summary":"wifi: ath11k: fix dfs radar event locking","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: ath11k: fix dfs radar event locking\n\nThe ath11k active pdevs are protected by RCU but the DFS radar event\nhandling code calling ath11k_mac_get_ar_by_pdev_id() was not marked as a\nread-side critical section.\n\nMark the code in question as an RCU read-side critical section to avoid\nany potential use-after-free issues.\n\nCompile tested only.","modified":"2026-05-18T05:55:32.884194744Z","published":"2024-05-21T15:31:11.628Z","related":["ALSA-2024:7000","SUSE-SU-2024:2008-1","SUSE-SU-2024:2011-1","SUSE-SU-2024:2019-1","SUSE-SU-2024:2189-1","SUSE-SU-2024:2190-1","SUSE-SU-2024:2571-1","SUSE-SU-2024:2896-1","SUSE-SU-2024:2973-1","SUSE-SU-2025:20008-1","SUSE-SU-2025:20028-1"],"database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52798.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/1fd878e1750190a612b5de2af357cca422ec0822"},{"type":"WEB","url":"https://git.kernel.org/stable/c/21ebb0aba580d347e12f01ce5f6e75044427b3d5"},{"type":"WEB","url":"https://git.kernel.org/stable/c/3b6c14833165f689cc5928574ebafe52bbce5f1e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/426e718ce9ba60013364a54233feee309356cb82"},{"type":"WEB","url":"https://git.kernel.org/stable/c/ca420ac4f9451f22347bae44b18ab47ba2c267ec"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f882f51905517575c9f793a3dff567af90ef9a10"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52798.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-52798"},{"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":"d5c65159f2895379e11ca13f62feabe93278985d"},{"fixed":"f882f51905517575c9f793a3dff567af90ef9a10"},{"fixed":"426e718ce9ba60013364a54233feee309356cb82"},{"fixed":"ca420ac4f9451f22347bae44b18ab47ba2c267ec"},{"fixed":"1fd878e1750190a612b5de2af357cca422ec0822"},{"fixed":"21ebb0aba580d347e12f01ce5f6e75044427b3d5"},{"fixed":"3b6c14833165f689cc5928574ebafe52bbce5f1e"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-52798.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.6.0"},{"fixed":"5.10.202"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.140"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.64"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.5.13"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.6.0"},{"fixed":"6.6.3"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-52798.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"}]}