{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmd/raid1: properly indicate failure when ending a failed write request\n\nThis patch addresses a data corruption bug in raid1 arrays using bitmaps.\nWithout this fix, the bitmap bits for the failed I/O end up being cleared.\n\nSince we are in the failure leg of raid1_end_write_request, the request\neither needs to be retried (R1BIO_WriteError) or failed (R1BIO_Degraded)."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "drivers/md/raid1.c"
               ],
               "versions": [
                  {
                     "version": "900c531899f5",
                     "lessThan": "12216d0919b6",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "1cd972e0a107",
                     "lessThan": "a6e17cab00fc",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "eeba6809d8d5",
                     "lessThan": "6920cef604fa",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "eeba6809d8d5",
                     "lessThan": "661061a45e32",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "eeba6809d8d5",
                     "lessThan": "59452e551784",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "eeba6809d8d5",
                     "lessThan": "538244fba59f",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "eeba6809d8d5",
                     "lessThan": "2417b9869b81",
                     "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/md/raid1.c"
               ],
               "versions": [
                  {
                     "version": "5.4",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "5.4",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.14.233",
                     "lessThanOrEqual": "4.14.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.19.191",
                     "lessThanOrEqual": "4.19.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.4.118",
                     "lessThanOrEqual": "5.4.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.36",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.11.20",
                     "lessThanOrEqual": "5.11.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.12.3",
                     "lessThanOrEqual": "5.12.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.13",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/12216d0919b64ee2ea5dc7a50e455670f44383d5"
            },
            {
               "url": "https://git.kernel.org/stable/c/a6e17cab00fc5bf85472434c52ac751426257c6f"
            },
            {
               "url": "https://git.kernel.org/stable/c/6920cef604fa57f9409e3960413e9cc11f5c5a40"
            },
            {
               "url": "https://git.kernel.org/stable/c/661061a45e32d8b2cc0e306da9f169ad44011382"
            },
            {
               "url": "https://git.kernel.org/stable/c/59452e551784b7a57a45d971727e9db63b192515"
            },
            {
               "url": "https://git.kernel.org/stable/c/538244fba59fde17186322776247cd9c05be86dd"
            },
            {
               "url": "https://git.kernel.org/stable/c/2417b9869b81882ab90fd5ed1081a1cb2d4db1dd"
            }
         ],
         "title": "md/raid1: properly indicate failure when ending a failed write request",
         "x_generator": {
            "engine": "bippy-a5840b7849dd"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2021-46950",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}