cve/published/2022/CVE-2022-48782.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\nmctp: fix use after free\n\nClang static analysis reports this problem\nroute.c:425:4: warning: Use of memory after it is freed\n  trace_mctp_key_acquire(key);\n  ^~~~~~~~~~~~~~~~~~~~~~~~~~~\nWhen mctp_key_add() fails, key is freed but then is later\nused in trace_mctp_key_acquire().  Add an else statement\nto use the key only when mctp_key_add() is successful."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "net/mctp/route.c"
               ],
               "versions": [
                  {
                     "version": "4f9e1ba6de45aa8797a83f1fe5b82ec4bac16899",
                     "lessThan": "1dd3ecbec5f606b2a526c47925c8634b1a6bb81e",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "4f9e1ba6de45aa8797a83f1fe5b82ec4bac16899",
                     "lessThan": "7e5b6a5c8c44310784c88c1c198dde79f6402f7b",
                     "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/mctp/route.c"
               ],
               "versions": [
                  {
                     "version": "5.16",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "5.16",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.16.11",
                     "lessThanOrEqual": "5.16.*",
                     "status": "unaffected",
                     "versionType": "semver"
                  },
                  {
                     "version": "5.17",
                     "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": "5.16",
                           "versionEndExcluding": "5.16.11"
                        },
                        {
                           "vulnerable": true,
                           "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                           "versionStartIncluding": "5.16",
                           "versionEndExcluding": "5.17"
                        }
                     ]
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/1dd3ecbec5f606b2a526c47925c8634b1a6bb81e"
            },
            {
               "url": "https://git.kernel.org/stable/c/7e5b6a5c8c44310784c88c1c198dde79f6402f7b"
            }
         ],
         "title": "mctp: fix use after free",
         "x_generator": {
            "engine": "bippy-1.2.0"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2022-48782",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}