| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "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->sg 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]" |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c" |
| ], |
| "versions": [ |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "0707c3fea8102d211631ba515ef2159707561b0d", |
| "status": "affected", |
| "versionType": "git" |
| }, |
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| "lessThan": "3293cf3513d69f00c14d43e2020826d45ea0e46a", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "952ab3f9f48eb0e8050596d41951cf516be6b122", |
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| }, |
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| "lessThan": "7398c2aab4da960761ec182d04d6d5abbb4a226e", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "f98cdf084405333ee2f5be548a91b2d168e49276", |
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| }, |
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| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "1da177e4c3f41524e886b7f1b8a0c1fc7321cac2", |
| "lessThan": "1e5c37385097c35911b0f8a0c67ffd10ee1af9a2", |
| "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/gpu/drm/amd/amdgpu/amdgpu_ttm.c" |
| ], |
| "versions": [ |
| { |
| "version": "4.4.271", |
| "lessThanOrEqual": "4.4.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "4.9.271", |
| "lessThanOrEqual": "4.9.*", |
| "status": "unaffected", |
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| }, |
| { |
| "version": "4.14.235", |
| "lessThanOrEqual": "4.14.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "4.19.193", |
| "lessThanOrEqual": "4.19.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.4.124", |
| "lessThanOrEqual": "5.4.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.42", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.12.9", |
| "lessThanOrEqual": "5.12.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.13", |
| "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:*:*:*:*:*:*:*:*", |
| "versionEndExcluding": "4.4.271" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
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| } |
| ] |
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| ], |
| "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-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2021-47142", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
