{"cve":"CVE-2023-52863","nvd":{"published":"2024-05-21T16:15:23.233","modified":"2026-06-17T06:43:45.917","status":"Analyzed","description":"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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","score":5.5},"cwes":["CWE-476"],"references":["https://git.kernel.org/stable/c/2a5b3370a1d9750eca325292e291c8c7cb8cf2e0","https://git.kernel.org/stable/c/33de53a2706066d526173dc743faf43d92c62105","https://git.kernel.org/stable/c/7d870088db4863c514a7f8751cd593751983029a","https://git.kernel.org/stable/c/b3e7eb23a6e97642ff3190431c06475d9ca1e062","https://git.kernel.org/stable/c/c49f14cc1bb12c625a1c572e8a95b6adefd4d8eb"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:50:30.954589733+00:00"},"epss":{"cve":"CVE-2023-52863","score":0.0024,"percentile":0.15132,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}