cve-2021-47142
Vulnerability from cvelistv5
Published
2024-03-25 09:07
Modified
2024-12-19 07:36
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Fix a use-after-free looks like we forget to set ttm->sg to NULL. Hit panic below [ 1235.844104] general protection fault, probably for non-canonical address 0x6b6b6b6b6b6b7b4b: 0000 [#1] SMP DEBUG_PAGEALLOC NOPTI [ 1235.989074] Call Trace: [ 1235.991751] sg_free_table+0x17/0x20 [ 1235.995667] 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+0x51/0xa0 [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] [ 1236.040400] kfd_ioctl_alloc_memory_of_gpu+0xe2/0x330 [amdgpu] [ 1236.046912] kfd_ioctl+0x463/0x690 [amdgpu]
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/0707c3fea8102d211631ba515ef2159707561b0dPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/1e5c37385097c35911b0f8a0c67ffd10ee1af9a2Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/3293cf3513d69f00c14d43e2020826d45ea0e46aPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7398c2aab4da960761ec182d04d6d5abbb4a226ePatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/952ab3f9f48eb0e8050596d41951cf516be6b122Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/a849e218556f932576c0fb1c5a88714b61709a17Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d4ea141fd4b40636a8326df5a377d9c5cf9b3faaPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f98cdf084405333ee2f5be548a91b2d168e49276Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/0707c3fea8102d211631ba515ef2159707561b0dPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/1e5c37385097c35911b0f8a0c67ffd10ee1af9a2Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/3293cf3513d69f00c14d43e2020826d45ea0e46aPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/7398c2aab4da960761ec182d04d6d5abbb4a226ePatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/952ab3f9f48eb0e8050596d41951cf516be6b122Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/a849e218556f932576c0fb1c5a88714b61709a17Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/d4ea141fd4b40636a8326df5a377d9c5cf9b3faaPatch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/f98cdf084405333ee2f5be548a91b2d168e49276Patch
Impacted products
Vendor Product Version
Linux Linux Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Version: 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
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    "nvd": "{\"cve\":{\"id\":\"CVE-2021-47142\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-03-25T09:15:08.843\",\"lastModified\":\"2024-12-17T14:56:12.967\",\"vulnStatus\":\"Analyzed\",\"cveTags\":[],\"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\":{\"cvssMetricV31\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H\",\"baseScore\":5.5,\"baseSeverity\":\"MEDIUM\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"NONE\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":3.6}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-416\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"4.4.271\",\"matchCriteriaId\":\"3B637FF8-3372-4BEA-89EE-EC94A37C4E6B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.9.0\",\"versionEndExcluding\":\"4.9.271\",\"matchCriteriaId\":\"C01BF34A-CD21-4B2F-9877-C89B8202B09A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.14.0\",\"versionEndExcluding\":\"4.14.235\",\"matchCriteriaId\":\"EB08F414-2E2A-4A3A-B0F9-34971290361E\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"4.19.0\",\"versionEndExcluding\":\"4.19.193\",\"matchCriteriaId\":\"3D9A274D-8292-4470-A4BC-05F346C5C26B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.4.0\",\"versionEndExcluding\":\"5.4.124\",\"matchCriteriaId\":\"F717E3E3-B420-411F-AECC-2D26A9F33F0F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.10.0\",\"versionEndExcluding\":\"5.10.42\",\"matchCriteriaId\":\"18765089-FB00-4E06-82C2-69FE64CAB42D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.12.0\",\"versionEndExcluding\":\"5.12.9\",\"matchCriteriaId\":\"B1F28E29-3C08-49BB-BCE1-C601F43C091D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:5.13:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"0CBAD0FC-C281-4666-AB2F-F8E6E1165DF7\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:5.13:rc2:*:*:*:*:*:*\",\"matchCriteriaId\":\"96AC23B2-D46A-49D9-8203-8E1BEDCA8532\"}]}]}],\"references\":[{\"url\":\"https://git.kernel.org/stable/c/0707c3fea8102d211631ba515ef2159707561b0d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/1e5c37385097c35911b0f8a0c67ffd10ee1af9a2\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/3293cf3513d69f00c14d43e2020826d45ea0e46a\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/7398c2aab4da960761ec182d04d6d5abbb4a226e\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/952ab3f9f48eb0e8050596d41951cf516be6b122\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/a849e218556f932576c0fb1c5a88714b61709a17\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/d4ea141fd4b40636a8326df5a377d9c5cf9b3faa\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/f98cdf084405333ee2f5be548a91b2d168e49276\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/0707c3fea8102d211631ba515ef2159707561b0d\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/1e5c37385097c35911b0f8a0c67ffd10ee1af9a2\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/3293cf3513d69f00c14d43e2020826d45ea0e46a\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/7398c2aab4da960761ec182d04d6d5abbb4a226e\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/952ab3f9f48eb0e8050596d41951cf516be6b122\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/a849e218556f932576c0fb1c5a88714b61709a17\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/d4ea141fd4b40636a8326df5a377d9c5cf9b3faa\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\"]},{\"url\":\"https://git.kernel.org/stable/c/f98cdf0844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      "cveMetadata": "{\"cveId\": \"CVE-2021-47142\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2024-09-11T17:33:15.288Z\", \"dateReserved\": \"2024-03-04T18:12:48.842Z\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"datePublished\": \"2024-03-25T09:07:40.374Z\", \"assignerShortName\": \"Linux\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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