{"id":"CVE-2023-52863","summary":"hwmon: (axi-fan-control) Fix possible NULL pointer dereference","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nhwmon: (axi-fan-control) Fix possible NULL pointer dereference\n\naxi_fan_control_irq_handler(), dependent on the private\naxi_fan_control_data structure, might be called before the hwmon\ndevice is registered. That will cause an \"Unable to handle kernel\nNULL pointer dereference\" error.","modified":"2026-05-15T11:54:22.154962431Z","published":"2024-05-21T15:31:55.198Z","related":["SUSE-SU-2024:2571-1","SUSE-SU-2024:2894-1","SUSE-SU-2024:2896-1","SUSE-SU-2024:2939-1","SUSE-SU-2024:2947-1","SUSE-SU-2024:2973-1","SUSE-SU-2025:20008-1","SUSE-SU-2025:20028-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52863.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/2a5b3370a1d9750eca325292e291c8c7cb8cf2e0"},{"type":"WEB","url":"https://git.kernel.org/stable/c/33de53a2706066d526173dc743faf43d92c62105"},{"type":"WEB","url":"https://git.kernel.org/stable/c/7d870088db4863c514a7f8751cd593751983029a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/b3e7eb23a6e97642ff3190431c06475d9ca1e062"},{"type":"WEB","url":"https://git.kernel.org/stable/c/c49f14cc1bb12c625a1c572e8a95b6adefd4d8eb"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f62b8969847850ba7596cb145cc47c65ea57dae0"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/52xxx/CVE-2023-52863.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-52863"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.7.0"},{"fixed":"5.10.201"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.139"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.63"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.5.12"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.6.0"},{"fixed":"6.6.2"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-52863.json"}}],"schema_version":"1.7.5"}