{"cve":"CVE-2025-38729","nvd":{"published":"2025-09-04T16:15:43.013","modified":"2026-10-19T21:10:00.160","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: usb-audio: Validate UAC3 power domain descriptors, too\n\nUAC3 power domain descriptors need to be verified with its variable\nbLength for avoiding the unexpected OOB accesses by malicious\nfirmware, too.","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/07c8d78dbb5e0ff8b23f7fd69cd1d4e2ba22b3dc","https://git.kernel.org/stable/c/1666207ba0a5973735ef010812536adde6174e81","https://git.kernel.org/stable/c/29b415ec09f5b9d1dfa2423b826725a8c8796b9a","https://git.kernel.org/stable/c/40714daf4d0448e1692c78563faf0ed0f9d9b5c7","https://git.kernel.org/stable/c/452ad54f432675982cc0d6eb6c40a6c86ac61dbd"],"products":["debian:debian_linux","linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-21T03:43:09.190223697+00:00"},"epss":{"cve":"CVE-2025-38729","score":0.00192,"percentile":0.08747,"date":"2026-10-25"},"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."]}