{"cve":"CVE-2025-38401","nvd":{"published":"2025-07-25T13:15:29.660","modified":"2026-07-30T06:23:12.390","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmtk-sd: Prevent memory corruption from DMA map failure\n\nIf msdc_prepare_data() fails to map the DMA region, the request is\nnot prepared for data receiving, but msdc_start_data() proceeds\nthe DMA with previous setting.\nSince this will lead a memory corruption, we have to stop the\nrequest operation soon after the msdc_prepare_data() fails to\nprepare it.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8},"cwes":["CWE-787"],"references":["https://git.kernel.org/stable/c/3419bc6a7b65cbbb91417bb9970208478e034c79","https://git.kernel.org/stable/c/48bf4f3dfcdab02b22581d8e350a2d23130b72c0","https://git.kernel.org/stable/c/5ac9e9e2e9cd6247d8c2d99780eae4556049e1cc","https://git.kernel.org/stable/c/61cdd663564674ea21ceb50aa9d3697cbe9e45f9","https://git.kernel.org/stable/c/63e8953f16acdcb23e2d4dd8a566d3c34df3e200"],"products":["debian:debian_linux","linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:05:46.678065081+00:00"},"epss":{"cve":"CVE-2025-38401","score":0.00206,"percentile":0.10689,"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."]}