cve/published/2021/CVE-2021-47002.json

{
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         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
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         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nSUNRPC: Fix null pointer dereference in svc_rqst_free()\n\nWhen alloc_pages_node() returns null in svc_rqst_alloc(), the\nnull rq_scratch_page pointer will be dereferenced when calling\nput_page() in svc_rqst_free(). Fix it by adding a null check.\n\nAddresses-Coverity: (\"Dereference after null check\")"
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "net/sunrpc/svc.c"
               ],
               "versions": [
                  {
                     "version": "79e4e0d489c8e72b9efa388e504a036eec1550c6",
                     "lessThan": "3de81c1e84bf84803308da3272a829a7655c5336",
                     "status": "affected",
                     "versionType": "git"
                  },
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                     "version": "5191955d6fc65e6d4efe8f4f10a6028298f57281",
                     "lessThan": "1e10f58f1c9a6b667b045513c7a4e6111c24fe7c",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "5191955d6fc65e6d4efe8f4f10a6028298f57281",
                     "lessThan": "c664aaec9aee544538a78ba4893a44bc73a6d742",
                     "status": "affected",
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                  {
                     "version": "5191955d6fc65e6d4efe8f4f10a6028298f57281",
                     "lessThan": "b9f83ffaa0c096b4c832a43964fe6bff3acffe10",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "affected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "net/sunrpc/svc.c"
               ],
               "versions": [
                  {
                     "version": "5.11",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "5.11",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.10.221",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.11.22",
                     "lessThanOrEqual": "5.11.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.12.5",
                     "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": "5.10.220",
                           "versionEndExcluding": "5.10.221"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.11",
                           "versionEndExcluding": "5.11.22"
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                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.11",
                           "versionEndExcluding": "5.12.5"
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                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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                           "versionEndExcluding": "5.13"
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         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/3de81c1e84bf84803308da3272a829a7655c5336"
            },
            {
               "url": "https://git.kernel.org/stable/c/1e10f58f1c9a6b667b045513c7a4e6111c24fe7c"
            },
            {
               "url": "https://git.kernel.org/stable/c/c664aaec9aee544538a78ba4893a44bc73a6d742"
            },
            {
               "url": "https://git.kernel.org/stable/c/b9f83ffaa0c096b4c832a43964fe6bff3acffe10"
            }
         ],
         "title": "SUNRPC: Fix null pointer dereference in svc_rqst_free()",
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   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2021-47002",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
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