cve-2021-47142
Vulnerability from cvelistv5
Published
2024-03-25 09:07
Modified
2024-11-04 12:00
Severity ?
EPSS score ?
Summary
drm/amdgpu: Fix a use-after-free
References
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"tags": [ "x_transferred" ], "url": "https://git.kernel.org/stable/c/1e5c37385097c35911b0f8a0c67ffd10ee1af9a2" } ], "title": "CVE Program Container" }, { "metrics": [ { "other": { "content": { "id": "CVE-2021-47142", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "role": "CISA Coordinator", "timestamp": "2024-09-10T15:55:00.553933Z", "version": "2.0.3" }, "type": "ssvc" } } ], "providerMetadata": { "dateUpdated": "2024-09-11T17:33:15.288Z", "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP" }, "title": "CISA ADP Vulnrichment" } ], "cna": { "affected": [ { "defaultStatus": "unaffected", "product": "Linux", "programFiles": [ "drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "lessThan": "0707c3fea810", "status": "affected", "version": "1da177e4c3f4", "versionType": "git" }, { "lessThan": "3293cf3513d6", "status": "affected", "version": "1da177e4c3f4", "versionType": "git" }, { "lessThan": "952ab3f9f48e", "status": "affected", "version": "1da177e4c3f4", "versionType": "git" }, { "lessThan": "a849e218556f", "status": "affected", "version": "1da177e4c3f4", "versionType": "git" }, { "lessThan": "7398c2aab4da", "status": "affected", "version": "1da177e4c3f4", "versionType": "git" }, { "lessThan": "f98cdf084405", "status": "affected", "version": "1da177e4c3f4", "versionType": "git" }, { "lessThan": "d4ea141fd4b4", "status": "affected", "version": "1da177e4c3f4", "versionType": "git" }, { "lessThan": "1e5c37385097", "status": "affected", "version": "1da177e4c3f4", "versionType": "git" } ] }, { "defaultStatus": "affected", "product": "Linux", "programFiles": [ "drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c" ], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [ { "lessThanOrEqual": "4.4.*", "status": "unaffected", "version": "4.4.271", "versionType": "semver" }, { "lessThanOrEqual": "4.9.*", "status": "unaffected", "version": "4.9.271", "versionType": "semver" }, { "lessThanOrEqual": "4.14.*", "status": "unaffected", "version": "4.14.235", "versionType": "semver" }, { "lessThanOrEqual": "4.19.*", "status": "unaffected", "version": "4.19.193", "versionType": "semver" }, { "lessThanOrEqual": "5.4.*", "status": "unaffected", "version": "5.4.124", "versionType": "semver" }, { "lessThanOrEqual": "5.10.*", "status": "unaffected", "version": "5.10.42", "versionType": "semver" }, { "lessThanOrEqual": "5.12.*", "status": "unaffected", "version": "5.12.9", "versionType": "semver" }, { "lessThanOrEqual": "*", "status": "unaffected", "version": "5.13", "versionType": "original_commit_for_fix" } ] } ], "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndrm/amdgpu: Fix a use-after-free\n\nlooks like we forget to set ttm-\u003esg to NULL.\nHit panic below\n\n[ 1235.844104] general protection fault, probably for non-canonical address 0x6b6b6b6b6b6b7b4b: 0000 [#1] SMP DEBUG_PAGEALLOC NOPTI\n[ 1235.989074] Call Trace:\n[ 1235.991751] sg_free_table+0x17/0x20\n[ 1235.995667] amdgpu_ttm_backend_unbind.cold+0x4d/0xf7 [amdgpu]\n[ 1236.002288] amdgpu_ttm_backend_destroy+0x29/0x130 [amdgpu]\n[ 1236.008464] ttm_tt_destroy+0x1e/0x30 [ttm]\n[ 1236.013066] ttm_bo_cleanup_memtype_use+0x51/0xa0 [ttm]\n[ 1236.018783] ttm_bo_release+0x262/0xa50 [ttm]\n[ 1236.023547] ttm_bo_put+0x82/0xd0 [ttm]\n[ 1236.027766] amdgpu_bo_unref+0x26/0x50 [amdgpu]\n[ 1236.032809] amdgpu_amdkfd_gpuvm_alloc_memory_of_gpu+0x7aa/0xd90 [amdgpu]\n[ 1236.040400] kfd_ioctl_alloc_memory_of_gpu+0xe2/0x330 [amdgpu]\n[ 1236.046912] kfd_ioctl+0x463/0x690 [amdgpu]" } ], "providerMetadata": { "dateUpdated": "2024-11-04T12:00:17.908Z", "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux" }, "references": [ { "url": "https://git.kernel.org/stable/c/0707c3fea8102d211631ba515ef2159707561b0d" }, { "url": "https://git.kernel.org/stable/c/3293cf3513d69f00c14d43e2020826d45ea0e46a" }, { "url": "https://git.kernel.org/stable/c/952ab3f9f48eb0e8050596d41951cf516be6b122" }, { "url": "https://git.kernel.org/stable/c/a849e218556f932576c0fb1c5a88714b61709a17" }, { "url": "https://git.kernel.org/stable/c/7398c2aab4da960761ec182d04d6d5abbb4a226e" }, { "url": "https://git.kernel.org/stable/c/f98cdf084405333ee2f5be548a91b2d168e49276" }, { "url": "https://git.kernel.org/stable/c/d4ea141fd4b40636a8326df5a377d9c5cf9b3faa" }, { "url": "https://git.kernel.org/stable/c/1e5c37385097c35911b0f8a0c67ffd10ee1af9a2" } ], "title": "drm/amdgpu: Fix a use-after-free", "x_generator": { "engine": "bippy-9e1c9544281a" } } }, "cveMetadata": { "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "assignerShortName": "Linux", "cveId": "CVE-2021-47142", "datePublished": "2024-03-25T09:07:40.374Z", "dateReserved": "2024-03-04T18:12:48.842Z", "dateUpdated": "2024-11-04T12:00:17.908Z", "state": "PUBLISHED" }, "dataType": "CVE_RECORD", "dataVersion": "5.1", "meta": { "nvd": "{\"cve\":{\"id\":\"CVE-2021-47142\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-03-25T09:15:08.843\",\"lastModified\":\"2024-03-25T13:47:14.087\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\ndrm/amdgpu: Fix a use-after-free\\n\\nlooks like we forget to set ttm-\u003esg to NULL.\\nHit panic below\\n\\n[ 1235.844104] general protection fault, probably for non-canonical address 0x6b6b6b6b6b6b7b4b: 0000 [#1] SMP DEBUG_PAGEALLOC NOPTI\\n[ 1235.989074] Call Trace:\\n[ 1235.991751] sg_free_table+0x17/0x20\\n[ 1235.995667] amdgpu_ttm_backend_unbind.cold+0x4d/0xf7 [amdgpu]\\n[ 1236.002288] amdgpu_ttm_backend_destroy+0x29/0x130 [amdgpu]\\n[ 1236.008464] ttm_tt_destroy+0x1e/0x30 [ttm]\\n[ 1236.013066] ttm_bo_cleanup_memtype_use+0x51/0xa0 [ttm]\\n[ 1236.018783] ttm_bo_release+0x262/0xa50 [ttm]\\n[ 1236.023547] ttm_bo_put+0x82/0xd0 [ttm]\\n[ 1236.027766] amdgpu_bo_unref+0x26/0x50 [amdgpu]\\n[ 1236.032809] amdgpu_amdkfd_gpuvm_alloc_memory_of_gpu+0x7aa/0xd90 [amdgpu]\\n[ 1236.040400] kfd_ioctl_alloc_memory_of_gpu+0xe2/0x330 [amdgpu]\\n[ 1236.046912] kfd_ioctl+0x463/0x690 [amdgpu]\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: drm/amdgpu: se soluciona un problema de use-after-free que parece que nos olvidamos de configurar ttm-\u0026gt;sg en NULL. Se produce p\u00e1nico a continuaci\u00f3n [1235.844104] falla de protecci\u00f3n general, probablemente para la direcci\u00f3n no can\u00f3nica 0x6b6b6b6b6b6b7b4b: 0000 [#1] SMP DEBUG_PAGEALLOC NOPTI [1235.989074] Seguimiento de llamadas: [1235.991751] sg_free_table+0x17/0x20 [ 123 5.995667] amdgpu_ttm_backend_unbind.cold+0x4d/0xf7 [amdgpu] [ 1236.002288] amdgpu_ttm_backend_destroy+0x29/0x130 [amdgpu] [ 1236.008464] ttm_tt_destroy+0x1e/0x30 [ttm] [ 1236.013066] ttm_bo_cleanup_memtype_use+0x51/0xa 0 [ttm] [ 1236.018783] ttm_bo_release+0x262/0xa50 [ttm] [ 1236.023547] ttm_bo_put+0x82/0xd0 [ttm] [ 1236.027766] amdgpu_bo_unref+0x26/0x50 [amdgpu] [ 1236.032809] amdgpu_amdkfd_gpuvm_alloc_memory_of_gpu+0x7aa/0xd90 [amdgpu] [ 123 6.040400] kfd_ioctl_alloc_memory_of_gpu+0xe2/0x330 [amdgpu] [ 1236.046912] kfd_ioctl+0x463/0x690 [ amdgpu]\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/0707c3fea8102d211631ba515ef2159707561b0d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/1e5c37385097c35911b0f8a0c67ffd10ee1af9a2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/3293cf3513d69f00c14d43e2020826d45ea0e46a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/7398c2aab4da960761ec182d04d6d5abbb4a226e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/952ab3f9f48eb0e8050596d41951cf516be6b122\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/a849e218556f932576c0fb1c5a88714b61709a17\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/d4ea141fd4b40636a8326df5a377d9c5cf9b3faa\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/f98cdf084405333ee2f5be548a91b2d168e49276\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}" } }
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Sightings
Author | Source | Type | Date |
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Nomenclature
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- Confirmed: The vulnerability is confirmed from an analyst perspective.
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