{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2022-49099",
        "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "state": "PUBLISHED",
        "assignerShortName": "Linux",
        "dateReserved": "2025-02-26T01:49:39.250Z",
        "datePublished": "2025-02-26T01:54:50.571Z",
        "dateUpdated": "2026-05-11T18:53:05.188Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
                "shortName": "Linux",
                "dateUpdated": "2026-05-11T18:53:05.188Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nDrivers: hv: vmbus: Fix initialization of device object in vmbus_device_register()\n\nInitialize the device's dma_{mask,parms} pointers and the device's\ndma_mask value before invoking device_register().  Address the\nfollowing trace with 5.17-rc7:\n\n[   49.646839] WARNING: CPU: 0 PID: 189 at include/linux/dma-mapping.h:543\n\tnetvsc_probe+0x37a/0x3a0 [hv_netvsc]\n[   49.646928] Call Trace:\n[   49.646930]  <TASK>\n[   49.646935]  vmbus_probe+0x40/0x60 [hv_vmbus]\n[   49.646942]  really_probe+0x1ce/0x3b0\n[   49.646948]  __driver_probe_device+0x109/0x180\n[   49.646952]  driver_probe_device+0x23/0xa0\n[   49.646955]  __device_attach_driver+0x76/0xe0\n[   49.646958]  ? driver_allows_async_probing+0x50/0x50\n[   49.646961]  bus_for_each_drv+0x84/0xd0\n[   49.646964]  __device_attach+0xed/0x170\n[   49.646967]  device_initial_probe+0x13/0x20\n[   49.646970]  bus_probe_device+0x8f/0xa0\n[   49.646973]  device_add+0x41a/0x8e0\n[   49.646975]  ? hrtimer_init+0x28/0x80\n[   49.646981]  device_register+0x1b/0x20\n[   49.646983]  vmbus_device_register+0x5e/0xf0 [hv_vmbus]\n[   49.646991]  vmbus_add_channel_work+0x12d/0x190 [hv_vmbus]\n[   49.646999]  process_one_work+0x21d/0x3f0\n[   49.647002]  worker_thread+0x4a/0x3b0\n[   49.647005]  ? process_one_work+0x3f0/0x3f0\n[   49.647007]  kthread+0xff/0x130\n[   49.647011]  ? kthread_complete_and_exit+0x20/0x20\n[   49.647015]  ret_from_fork+0x22/0x30\n[   49.647020]  </TASK>\n[   49.647021] ---[ end trace 0000000000000000 ]---"
                }
            ],
            "affected": [
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "unaffected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/hv/vmbus_drv.c"
                    ],
                    "versions": [
                        {
                            "version": "743b237c3a7b0f5b44aa704aae8a1058877b6322",
                            "lessThan": "2fe4b8631427618175a32f125062df91a5fe3f73",
                            "status": "affected",
                            "versionType": "git"
                        },
                        {
                            "version": "743b237c3a7b0f5b44aa704aae8a1058877b6322",
                            "lessThan": "3a5469582c241abca22500f36a9cb8e9331969cf",
                            "status": "affected",
                            "versionType": "git"
                        }
                    ]
                },
                {
                    "product": "Linux",
                    "vendor": "Linux",
                    "defaultStatus": "affected",
                    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
                    "programFiles": [
                        "drivers/hv/vmbus_drv.c"
                    ],
                    "versions": [
                        {
                            "version": "5.17",
                            "status": "affected"
                        },
                        {
                            "version": "0",
                            "lessThan": "5.17",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.17.3",
                            "lessThanOrEqual": "5.17.*",
                            "status": "unaffected",
                            "versionType": "semver"
                        },
                        {
                            "version": "5.18",
                            "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": "5.17",
                                    "versionEndExcluding": "5.17.3"
                                },
                                {
                                    "vulnerable": true,
                                    "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                                    "versionStartIncluding": "5.17",
                                    "versionEndExcluding": "5.18"
                                }
                            ]
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://git.kernel.org/stable/c/2fe4b8631427618175a32f125062df91a5fe3f73"
                },
                {
                    "url": "https://git.kernel.org/stable/c/3a5469582c241abca22500f36a9cb8e9331969cf"
                }
            ],
            "title": "Drivers: hv: vmbus: Fix initialization of device object in vmbus_device_register()",
            "x_generator": {
                "engine": "bippy-1.2.0"
            }
        }
    }
}