{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-50044",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-06-18T10:57:27.399Z",
        "datePublished": "2025-06-18T11:01:45.296Z",
        "dateUpdated": "2026-05-11T19:11:45.868Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T19:11:45.868Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "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."
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/qrtr/mhi.c"
                    ],
                    "versions": [
                        {
                            "version": "a2e2cc0dbb1121dfa875da1c04f3dff966fec162",
                            "lessThan": "c682fb70a7dfc25b848a4ff3a385b0471b470606",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a2e2cc0dbb1121dfa875da1c04f3dff966fec162",
                            "lessThan": "a1a75f78a2937567946b1b756f82462874b5ca20",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "a2e2cc0dbb1121dfa875da1c04f3dff966fec162",
                            "lessThan": "68a838b84effb7b57ba7d50b1863fc6ae35a54ce",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "net/qrtr/mhi.c"
                    ],
                    "versions": [
                        {
                            "version": "5.11",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.11",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.15.63",
                            "lessThanOrEqual": "5.15.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.19.4",
                            "lessThanOrEqual": "5.19.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "6.0",
                            "lessThanOrEqual": "*",
                            "status": "unaffected",
                            "versionType": "original_commit_for_fix"
                        }
                    ]
                }
            ],
            "cpeApplicability": [
                {
                    "nodes": [
                        {
                            "operator": "OR",
                            "negate": false,
                            "cpeMatch": [
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.11",
                                    "versionEndExcluding": "5.15.63"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.11",
                                    "versionEndExcluding": "5.19.4"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.11",
                                    "versionEndExcluding": "6.0"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/c682fb70a7dfc25b848a4ff3a385b0471b470606"
                },
                {
                    "url": "https://git.kernel.org/stable/c/a1a75f78a2937567946b1b756f82462874b5ca20"
                },
                {
                    "url": "https://git.kernel.org/stable/c/68a838b84effb7b57ba7d50b1863fc6ae35a54ce"
                }
            ],
            "title": "net: qrtr: start MHI channel after endpoit creation",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}