CVE-2022-49099

{"id": "CVE-2022-49099", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.5, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 1.8}]}, "published": "2025-02-26T07:00:47.347", "references": [{"url": "https://git.kernel.org/stable/c/2fe4b8631427618175a32f125062df91a5fe3f73", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/3a5469582c241abca22500f36a9cb8e9331969cf", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-1188"}]}], "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 ]---"}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: Controladores: hv: vmbus: corrige la inicializaci\u00f3n del objeto del dispositivo en vmbus_device_register() Inicializa los punteros dma_{mask,parms} del dispositivo y el valor dma_mask del dispositivo antes de invocar device_register(). Aborde el siguiente seguimiento con 5.17-rc7: [ 49.646839] ADVERTENCIA: CPU: 0 PID: 189 en include/linux/dma-mapping.h:543 netvsc_probe+0x37a/0x3a0 [hv_netvsc] [ 49.646928] Seguimiento de llamadas: [ 49.646930] [ 49.646935] vmbus_probe+0x40/0x60 [hv_vmbus] [ 49.646942] really_probe+0x1ce/0x3b0 [ 49.646948] __driver_probe_device+0x109/0x180 [ 49.646952] driver_probe_device+0x23/0xa0 [ 49.646955] __device_attach_driver+0x76/0xe0 [ 49.646958] ? driver_allows_async_probing+0x50/0x50 [ 49.646961] bus_for_each_drv+0x84/0xd0 [ 49.646964] __device_attach+0xed/0x170 [ 49.646967] device_initial_probe+0x13/0x20 [ 49.646970] bus_probe_device+0x8f/0xa0 [ 49.646973] device_add+0x41a/0x8e0 [ 49.646975] ? hrtimer_init+0x28/0x80 [ 49.646981] device_register+0x1b/0x20 [ 49.646983] vmbus_device_register+0x5e/0xf0 [hv_vmbus] [ 49.646991] vmbus_add_channel_work+0x12d/0x190 [hv_vmbus] [ 49.646999] process_one_work+0x21d/0x3f0 [ 49.647002] worker_thread+0x4a/0x3b0 [ 49.647005] ? process_one_work+0x3f0/0x3f0 [ 49.647007] kthread+0xff/0x130 [ 49.647011] ? kthread_complete_and_exit+0x20/0x20 [ 49.647015] ret_from_fork+0x22/0x30 [ 49.647020] [ 49.647021] ---[ fin de seguimiento 0000000000000000 ]---"}], "lastModified": "2025-10-14T20:03:35.327", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "AE420AC7-1E59-4398-B84F-71F4B4337762", "versionEndExcluding": "5.17.3", "versionStartIncluding": "5.17"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:5.18:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6AD94161-84BB-42E6-9882-4FC0C42E9FC1"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}