{"cve":"CVE-2024-27401","nvd":{"published":"2024-05-14T15:12:29.623","modified":"2026-08-04T11:17:44.453","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nfirewire: nosy: ensure user_length is taken into account when fetching packet contents\n\nEnsure that packet_buffer_get respects the user_length provided. If\nthe length of the head packet exceeds the user_length, packet_buffer_get\nwill now return 0 to signify to the user that no data were read\nand a larger buffer size is required. Helps prevent user space overflows.","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:N/A:H","score":7.1},"cwes":[],"references":["https://git.kernel.org/stable/c/1fe60ee709436550f8cfbab01295936b868d5baa","https://git.kernel.org/stable/c/38762a0763c10c24a4915feee722d7aa6e73eb98","https://git.kernel.org/stable/c/4ee0941da10e8fdcdb34756b877efd3282594c1f","https://git.kernel.org/stable/c/539d51ac48bcfcfa1b3d4a85f8df92fa22c1d41c","https://git.kernel.org/stable/c/67f34f093c0f7bf33f5b4ae64d3d695a3b978285"],"products":["debian:debian_linux","fedoraproject:fedora","linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T21:49:23.840078609+00:00"},"epss":{"cve":"CVE-2024-27401","score":0.00296,"percentile":0.22351,"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."]}