cve/published/2021/CVE-2021-46943.json

{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: staging/intel-ipu3: Fix set_fmt error handling\n\nIf there in an error during a set_fmt, do not overwrite the previous\nsizes with the invalid config.\n\nWithout this patch, v4l2-compliance ends up allocating 4GiB of RAM and\ncausing the following OOPs\n\n[   38.662975] ipu3-imgu 0000:00:05.0: swiotlb buffer is full (sz: 4096 bytes)\n[   38.662980] DMA: Out of SW-IOMMU space for 4096 bytes at device 0000:00:05.0\n[   38.663010] general protection fault: 0000 [#1] PREEMPT SMP"
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/staging/media/ipu3/ipu3-v4l2.c"
               ],
               "versions": [
                  {
                     "version": "6d5f26f2e045f2377b524516194657c00efbbce8",
                     "lessThan": "a03fb1e8a110658215a4cefc3e2ad53279e496a6",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "6d5f26f2e045f2377b524516194657c00efbbce8",
                     "lessThan": "c6b81b897f6f9445d57f8d47c4e060ec21556137",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "6d5f26f2e045f2377b524516194657c00efbbce8",
                     "lessThan": "34892ea938387d83ffcfb7775ec55f0f80767916",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "6d5f26f2e045f2377b524516194657c00efbbce8",
                     "lessThan": "6fb617e37a39db0a3eca4489431359d0bdf3b9bc",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "6d5f26f2e045f2377b524516194657c00efbbce8",
                     "lessThan": "ad91849996f9dd79741a961fd03585a683b08356",
                     "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/staging/media/ipu3/ipu3-v4l2.c"
               ],
               "versions": [
                  {
                     "version": "5.2",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "5.2",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.4.118",
                     "lessThanOrEqual": "5.4.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.10.36",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.11.20",
                     "lessThanOrEqual": "5.11.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.12.3",
                     "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:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.2",
                           "versionEndExcluding": "5.4.118"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.2",
                           "versionEndExcluding": "5.10.36"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.2",
                           "versionEndExcluding": "5.11.20"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.2",
                           "versionEndExcluding": "5.12.3"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.2",
                           "versionEndExcluding": "5.13"
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                     ]
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            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/a03fb1e8a110658215a4cefc3e2ad53279e496a6"
            },
            {
               "url": "https://git.kernel.org/stable/c/c6b81b897f6f9445d57f8d47c4e060ec21556137"
            },
            {
               "url": "https://git.kernel.org/stable/c/34892ea938387d83ffcfb7775ec55f0f80767916"
            },
            {
               "url": "https://git.kernel.org/stable/c/6fb617e37a39db0a3eca4489431359d0bdf3b9bc"
            },
            {
               "url": "https://git.kernel.org/stable/c/ad91849996f9dd79741a961fd03585a683b08356"
            }
         ],
         "title": "media: staging/intel-ipu3: Fix set_fmt error handling",
         "x_generator": {
            "engine": "bippy-1.2.0"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2021-46943",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}