{"cve":"CVE-2022-50044","nvd":{"published":"2025-06-18T11:15:32.897","modified":"2026-06-17T05:22:37.813","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: qrtr: start MHI channel after endpoit creation\n\nMHI channel may generates event/interrupt right after enabling.\nIt may leads to 2 race conditions issues.\n\n1)\nSuch event may be dropped by qcom_mhi_qrtr_dl_callback() at check:\n\n\tif (!qdev || mhi_res->transaction_status)\n\t\treturn;\n\nBecause dev_set_drvdata(&mhi_dev->dev, qdev) may be not performed at\nthis moment. In this situation qrtr-ns will be unable to enumerate\nservices in device.\n---------------------------------------------------------------\n\n2)\nSuch event may come at the moment after dev_set_drvdata() and\nbefore qrtr_endpoint_register(). In this case kernel will panic with\naccessing wrong pointer at qcom_mhi_qrtr_dl_callback():\n\n\trc = qrtr_endpoint_post(&qdev->ep, mhi_res->buf_addr,\n\t\t\t\tmhi_res->bytes_xferd);\n\nBecause endpoint is not created yet.\n--------------------------------------------------------------\nSo move mhi_prepare_for_transfer_autoqueue after endpoint creation\nto fix it.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H","score":4.7},"cwes":["CWE-362"],"references":["https://git.kernel.org/stable/c/68a838b84effb7b57ba7d50b1863fc6ae35a54ce","https://git.kernel.org/stable/c/a1a75f78a2937567946b1b756f82462874b5ca20","https://git.kernel.org/stable/c/c682fb70a7dfc25b848a4ff3a385b0471b470606"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:03:23.287444849+00:00"},"epss":{"cve":"CVE-2022-50044","score":0.00137,"percentile":0.03061,"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."]}