{"cve":"CVE-2025-37748","nvd":{"published":"2025-05-01T13:15:53.523","modified":"2026-06-17T09:15:21.793","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\niommu/mediatek: Fix NULL pointer deference in mtk_iommu_device_group\n\nCurrently, mtk_iommu calls during probe iommu_device_register before\nthe hw_list from driver data is initialized. Since iommu probing issue\nfix, it leads to NULL pointer dereference in mtk_iommu_device_group when\nhw_list is accessed with list_first_entry (not null safe).\n\nSo, change the call order to ensure iommu_device_register is called\nafter the driver data are initialized.","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/2f75cb27bef43c8692b0f5e471e5632f6a9beb99","https://git.kernel.org/stable/c/38e8844005e6068f336a3ad45451a562a0040ca1","https://git.kernel.org/stable/c/69f9d2d37d1207c5a73dac52a4ce1361ead707f5","https://git.kernel.org/stable/c/6abd09bed43b8d83d461e0fb5b9a200a06aa8a27","https://git.kernel.org/stable/c/a0842539e8ef9386c070156103aff888e558a60c"],"products":["debian:debian_linux","linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:01:11.054312287+00:00"},"epss":{"cve":"CVE-2025-37748","score":0.00189,"percentile":0.08515,"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."]}