cve/published/2022/CVE-2022-49833.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\nbtrfs: zoned: clone zoned device info when cloning a device\n\nWhen cloning a btrfs_device, we're not cloning the associated\nbtrfs_zoned_device_info structure of the device in case of a zoned\nfilesystem.\n\nLater on this leads to a NULL pointer dereference when accessing the\ndevice's zone_info for instance when setting a zone as active.\n\nThis was uncovered by fstests' testcase btrfs/161."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "fs/btrfs/volumes.c",
                  "fs/btrfs/zoned.c",
                  "fs/btrfs/zoned.h"
               ],
               "versions": [
                  {
                     "version": "5b316468983dfa9473ff0f1c42e4e30b4c267141",
                     "lessThan": "ad88cabcec942c033f980cd1e28d56ecdaf5f3b8",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "5b316468983dfa9473ff0f1c42e4e30b4c267141",
                     "lessThan": "21e61ec6d0bb786818490e926aa9aeb4de95ad0d",
                     "status": "affected",
                     "versionType": "git"
                  }
               ]
            },
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "affected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "fs/btrfs/volumes.c",
                  "fs/btrfs/zoned.c",
                  "fs/btrfs/zoned.h"
               ],
               "versions": [
                  {
                     "version": "5.11",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "5.11",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.0.9",
                     "lessThanOrEqual": "6.0.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.1",
                     "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": "5.11",
                           "versionEndExcluding": "6.0.9"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.11",
                           "versionEndExcluding": "6.1"
                        }
                     ]
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/ad88cabcec942c033f980cd1e28d56ecdaf5f3b8"
            },
            {
               "url": "https://git.kernel.org/stable/c/21e61ec6d0bb786818490e926aa9aeb4de95ad0d"
            }
         ],
         "title": "btrfs: zoned: clone zoned device info when cloning a device",
         "x_generator": {
            "engine": "bippy-1.2.0"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2022-49833",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}