fkie_cve-2021-47410
Vulnerability from fkie_nvd
Published
2024-05-21 15:15
Modified
2024-11-21 06:36
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved:
drm/amdkfd: fix svm_migrate_fini warning
Device manager releases device-specific resources when a driver
disconnects from a device, devm_memunmap_pages and
devm_release_mem_region calls in svm_migrate_fini are redundant.
It causes below warning trace after patch "drm/amdgpu: Split
amdgpu_device_fini into early and late", so remove function
svm_migrate_fini.
BUG: https://gitlab.freedesktop.org/drm/amd/-/issues/1718
WARNING: CPU: 1 PID: 3646 at drivers/base/devres.c:795
devm_release_action+0x51/0x60
Call Trace:
? memunmap_pages+0x360/0x360
svm_migrate_fini+0x2d/0x60 [amdgpu]
kgd2kfd_device_exit+0x23/0xa0 [amdgpu]
amdgpu_amdkfd_device_fini_sw+0x1d/0x30 [amdgpu]
amdgpu_device_fini_sw+0x45/0x290 [amdgpu]
amdgpu_driver_release_kms+0x12/0x30 [amdgpu]
drm_dev_release+0x20/0x40 [drm]
release_nodes+0x196/0x1e0
device_release_driver_internal+0x104/0x1d0
driver_detach+0x47/0x90
bus_remove_driver+0x7a/0xd0
pci_unregister_driver+0x3d/0x90
amdgpu_exit+0x11/0x20 [amdgpu]
References
Impacted products
Vendor | Product | Version |
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{ "cveTags": [], "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdkfd: fix svm_migrate_fini warning\n\nDevice manager releases device-specific resources when a driver\ndisconnects from a device, devm_memunmap_pages and\ndevm_release_mem_region calls in svm_migrate_fini are redundant.\n\nIt causes below warning trace after patch \"drm/amdgpu: Split\namdgpu_device_fini into early and late\", so remove function\nsvm_migrate_fini.\n\nBUG: https://gitlab.freedesktop.org/drm/amd/-/issues/1718\n\nWARNING: CPU: 1 PID: 3646 at drivers/base/devres.c:795\ndevm_release_action+0x51/0x60\nCall Trace:\n ? memunmap_pages+0x360/0x360\n svm_migrate_fini+0x2d/0x60 [amdgpu]\n kgd2kfd_device_exit+0x23/0xa0 [amdgpu]\n amdgpu_amdkfd_device_fini_sw+0x1d/0x30 [amdgpu]\n amdgpu_device_fini_sw+0x45/0x290 [amdgpu]\n amdgpu_driver_release_kms+0x12/0x30 [amdgpu]\n drm_dev_release+0x20/0x40 [drm]\n release_nodes+0x196/0x1e0\n device_release_driver_internal+0x104/0x1d0\n driver_detach+0x47/0x90\n bus_remove_driver+0x7a/0xd0\n pci_unregister_driver+0x3d/0x90\n amdgpu_exit+0x11/0x20 [amdgpu]" }, { "lang": "es", "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: drm/amdkfd: corrige la advertencia de svm_migrate_fini. El administrador de dispositivos libera recursos espec\u00edficos del dispositivo cuando un controlador se desconecta de un dispositivo, las llamadas a devm_memunmap_pages y devm_release_mem_region en svm_migrate_fini son redundantes. Provoca el siguiente seguimiento de advertencia despu\u00e9s del parche \"drm/amdgpu: dividir amdgpu_device_fini en temprano y tarde\", por lo tanto, elimine la funci\u00f3n svm_migrate_fini. ERROR: https://gitlab.freedesktop.org/drm/amd/-/issues/1718 ADVERTENCIA: CPU: 1 PID: 3646 en drivers/base/devres.c:795 devm_release_action+0x51/0x60 Seguimiento de llamadas:? memunmap_pages+0x360/0x360 svm_migrate_fini+0x2d/0x60 [amdgpu] kgd2kfd_device_exit+0x23/0xa0 [amdgpu] amdgpu_amdkfd_device_fini_sw+0x1d/0x30 [amdgpu_device_fini_sw+0x45/0 x290 [amdgpu] amdgpu_driver_release_kms+0x12/0x30 [amdgpu] drm_dev_release+0x20/0x40 [drm] release_nodes+0x196/0x1e0 device_release_driver_internal+0x104/0x1d0 driver_detach+0x47/0x90 bus_remove_driver+0x7a/0xd0 pci_unregister_driver+0x3d/0x90 amdgpu_exit+0x11/0x20 [amdgpu]" } ], "id": "CVE-2021-47410", "lastModified": "2024-11-21T06:36:05.360", "metrics": {}, "published": "2024-05-21T15:15:26.527", "references": [ { "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/197ae17722e989942b36e33e044787877f158574" }, { "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/ac7d732b24f4061f8a732ada49b054ab38c63e15" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://git.kernel.org/stable/c/197ae17722e989942b36e33e044787877f158574" }, { "source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://git.kernel.org/stable/c/ac7d732b24f4061f8a732ada49b054ab38c63e15" } ], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis" }
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Sightings
Author | Source | Type | Date |
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Nomenclature
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