{"cve":"CVE-2023-52508","nvd":{"published":"2024-03-02T22:15:47.493","modified":"2026-06-17T06:42:53.527","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnvme-fc: Prevent null pointer dereference in nvme_fc_io_getuuid()\n\nThe nvme_fc_fcp_op structure describing an AEN operation is initialized with a\nnull request structure pointer. An FC LLDD may make a call to\nnvme_fc_io_getuuid passing a pointer to an nvmefc_fcp_req for an AEN operation.\n\nAdd validation of the request structure pointer before dereference.","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/8ae5b3a685dc59a8cf7ccfe0e850999ba9727a3c","https://git.kernel.org/stable/c/be90c9e29dd59b7d19a73297a1590ff3ec1d22ea","https://git.kernel.org/stable/c/dd46b3ac7322baf3772b33b29726e94f98289db7","https://git.kernel.org/stable/c/8ae5b3a685dc59a8cf7ccfe0e850999ba9727a3c","https://git.kernel.org/stable/c/be90c9e29dd59b7d19a73297a1590ff3ec1d22ea"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:46:54.846886191+00:00"},"epss":{"cve":"CVE-2023-52508","score":0.00224,"percentile":0.13068,"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."]}