{"cve":"CVE-2026-46146","nvd":{"published":"2026-05-28T10:16:30.203","modified":"2026-10-15T02:19:46.427","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: usb-audio: Avoid potential endless loop in convert_chmap_v3()\n\nThe convert_chmap_v3() has a loop with its increment size of\ncs_desc->wLength, but we forgot to validate cs_desc->wLength itself,\nwhich may lead to potential endless loop by a malformed descriptor.\n\nAdd a proper size check to abort the loop for plugging the hole.","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-835"],"references":["https://git.kernel.org/stable/c/076d5d13eb9c1ad259a7f246149f6676c62285f9","https://git.kernel.org/stable/c/24a40df79307ca7ca0eec0889361cf6ac146d72a","https://git.kernel.org/stable/c/316aa0b1e3c5600eae5ab876394c1ac70e6db581","https://git.kernel.org/stable/c/4e0ee232ebe3df04874125d7c7f3e6c25ea5483d","https://git.kernel.org/stable/c/6e7247d8f5fefeceb0bb9cc80a5388a636b219cd"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:36:28.938604137+00:00"},"epss":{"cve":"CVE-2026-46146","score":0.00131,"percentile":0.02673,"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."]}