cve/published/2024/CVE-2024-44992.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\nsmb/client: avoid possible NULL dereference in cifs_free_subrequest()\n\nClang static checker (scan-build) warning:\n\tcifsglob.h:line 890, column 3\n\tAccess to field 'ops' results in a dereference of a null pointer.\n\nCommit 519be989717c (\"cifs: Add a tracepoint to track credits involved in\nR/W requests\") adds a check for 'rdata->server', and let clang throw this\nwarning about NULL dereference.\n\nWhen 'rdata->credits.value != 0 && rdata->server == NULL' happens,\nadd_credits_and_wake_if() will call rdata->server->ops->add_credits().\nThis will cause NULL dereference problem. Add a check for 'rdata->server'\nto avoid NULL dereference."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "fs/smb/client/file.c"
               ],
               "versions": [
                  {
                     "version": "69c3c023af25edb5433a2db824d3e7cc328f0183",
                     "lessThan": "fead60a6d5f84b472b928502a42c419253afe6c1",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "69c3c023af25edb5433a2db824d3e7cc328f0183",
                     "lessThan": "74c2ab6d653b4c2354df65a7f7f2df1925a40a51",
                     "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/smb/client/file.c"
               ],
               "versions": [
                  {
                     "version": "6.10",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "6.10",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.10.7",
                     "lessThanOrEqual": "6.10.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "6.11",
                     "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": "6.10",
                           "versionEndExcluding": "6.10.7"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "6.10",
                           "versionEndExcluding": "6.11"
                        }
                     ]
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/fead60a6d5f84b472b928502a42c419253afe6c1"
            },
            {
               "url": "https://git.kernel.org/stable/c/74c2ab6d653b4c2354df65a7f7f2df1925a40a51"
            }
         ],
         "title": "smb/client: avoid possible NULL dereference in cifs_free_subrequest()",
         "x_generator": {
            "engine": "bippy-1.2.0"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-44992",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}