{"cve":"CVE-2022-49754","nvd":{"published":"2025-03-27T17:15:40.423","modified":"2026-06-17T05:19:03.400","status":"Modified","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: Fix a buffer overflow in mgmt_mesh_add()\n\nSmatch Warning:\nnet/bluetooth/mgmt_util.c:375 mgmt_mesh_add() error: __memcpy()\n'mesh_tx->param' too small (48 vs 50)\n\nAnalysis:\n\n'mesh_tx->param' is array of size 48. This is the destination.\nu8 param[sizeof(struct mgmt_cp_mesh_send) + 29]; // 19 + 29 = 48.\n\nBut in the caller 'mesh_send' we reject only when len > 50.\nlen > (MGMT_MESH_SEND_SIZE + 31) // 19 + 31 = 50.","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-120"],"references":["https://git.kernel.org/stable/c/2185e0fdbb2137f22a9dd9fcbf6481400d56299b","https://git.kernel.org/stable/c/ed818fd8c531abf561b379995ee7cc4c68029464"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:00:28.034033815+00:00"},"epss":{"cve":"CVE-2022-49754","score":0.00215,"percentile":0.11952,"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."]}