{
    "data_version": "4.0",
    "data_type": "CVE",
    "data_format": "MITRE",
    "CVE_data_meta": {
        "ID": "CVE-2022-48705",
        "ASSIGNER": "cve@kernel.org",
        "STATE": "PUBLIC"
    },
    "description": {
        "description_data": [
            {
                "lang": "eng",
                "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: mt76: mt7921e: fix crash in chip reset fail\n\nIn case of drv own fail in reset, we may need to run mac_reset several\ntimes. The sequence would trigger system crash as the log below.\n\nBecause we do not re-enable/schedule \"tx_napi\" before disable it again,\nthe process would keep waiting for state change in napi_diable(). To\navoid the problem and keep status synchronize for each run, goto final\nresource handling if drv own failed.\n\n[ 5857.353423] mt7921e 0000:3b:00.0: driver own failed\n[ 5858.433427] mt7921e 0000:3b:00.0: Timeout for driver own\n[ 5859.633430] mt7921e 0000:3b:00.0: driver own failed\n[ 5859.633444] ------------[ cut here ]------------\n[ 5859.633446] WARNING: CPU: 6 at kernel/kthread.c:659 kthread_park+0x11d\n[ 5859.633717] Workqueue: mt76 mt7921_mac_reset_work [mt7921_common]\n[ 5859.633728] RIP: 0010:kthread_park+0x11d/0x150\n[ 5859.633736] RSP: 0018:ffff8881b676fc68 EFLAGS: 00010202\n......\n[ 5859.633766] Call Trace:\n[ 5859.633768]  <TASK>\n[ 5859.633771]  mt7921e_mac_reset+0x176/0x6f0 [mt7921e]\n[ 5859.633778]  mt7921_mac_reset_work+0x184/0x3a0 [mt7921_common]\n[ 5859.633785]  ? mt7921_mac_set_timing+0x520/0x520 [mt7921_common]\n[ 5859.633794]  ? __kasan_check_read+0x11/0x20\n[ 5859.633802]  process_one_work+0x7ee/0x1320\n[ 5859.633810]  worker_thread+0x53c/0x1240\n[ 5859.633818]  kthread+0x2b8/0x370\n[ 5859.633824]  ? process_one_work+0x1320/0x1320\n[ 5859.633828]  ? kthread_complete_and_exit+0x30/0x30\n[ 5859.633834]  ret_from_fork+0x1f/0x30\n[ 5859.633842]  </TASK>"
            }
        ]
    },
    "problemtype": {
        "problemtype_data": [
            {
                "description": [
                    {
                        "lang": "eng",
                        "value": "n/a"
                    }
                ]
            }
        ]
    },
    "affects": {
        "vendor": {
            "vendor_data": [
                {
                    "vendor_name": "Linux",
                    "product": {
                        "product_data": [
                            {
                                "product_name": "Linux",
                                "version": {
                                    "version_data": [
                                        {
                                            "version_affected": "<",
                                            "version_name": "0efaf31dec57",
                                            "version_value": "f7f3001723e3"
                                        },
                                        {
                                            "version_value": "not down converted",
                                            "x_cve_json_5_version_data": {
                                                "versions": [
                                                    {
                                                        "version": "5.17",
                                                        "status": "affected"
                                                    },
                                                    {
                                                        "version": "0",
                                                        "lessThan": "5.17",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "5.19.9",
                                                        "lessThanOrEqual": "5.19.*",
                                                        "status": "unaffected",
                                                        "versionType": "custom"
                                                    },
                                                    {
                                                        "version": "6.0",
                                                        "lessThanOrEqual": "*",
                                                        "status": "unaffected",
                                                        "versionType": "original_commit_for_fix"
                                                    }
                                                ],
                                                "defaultStatus": "affected"
                                            }
                                        }
                                    ]
                                }
                            }
                        ]
                    }
                }
            ]
        }
    },
    "references": {
        "reference_data": [
            {
                "url": "https://git.kernel.org/stable/c/f7f3001723e337568017e8617974f29bc8b2f595",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/f7f3001723e337568017e8617974f29bc8b2f595"
            },
            {
                "url": "https://git.kernel.org/stable/c/fa3fbe64037839f448dc569212bafc5a495d8219",
                "refsource": "MISC",
                "name": "https://git.kernel.org/stable/c/fa3fbe64037839f448dc569212bafc5a495d8219"
            }
        ]
    },
    "generator": {
        "engine": "bippy-a5840b7849dd"
    }
}