{
   "containers": {
      "cna": {
         "providerMetadata": {
            "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038"
         },
         "descriptions": [
            {
               "lang": "en",
               "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntcp_metrics: validate source addr length\n\nI don't see anything checking that TCP_METRICS_ATTR_SADDR_IPV4\nis at least 4 bytes long, and the policy doesn't have an entry\nfor this attribute at all (neither does it for IPv6 but v6 is\nmanually validated)."
            }
         ],
         "affected": [
            {
               "product": "Linux",
               "vendor": "Linux",
               "defaultStatus": "unaffected",
               "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
               "programFiles": [
                  "net/ipv4/tcp_metrics.c"
               ],
               "versions": [
                  {
                     "version": "3e7013ddf55a",
                     "lessThan": "19d997b59fa1",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "3e7013ddf55a",
                     "lessThan": "2a2e79dbe223",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "3e7013ddf55a",
                     "lessThan": "cdffc358717e",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "3e7013ddf55a",
                     "lessThan": "ef7c428b425b",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "3e7013ddf55a",
                     "lessThan": "31f03bb04146",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "3e7013ddf55a",
                     "lessThan": "8c2debdd170e",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "3e7013ddf55a",
                     "lessThan": "3d550dd54187",
                     "status": "affected",
                     "versionType": "git"
                  },
                  {
                     "version": "3e7013ddf55a",
                     "lessThan": "66be40e622e1",
                     "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/ipv4/tcp_metrics.c"
               ],
               "versions": [
                  {
                     "version": "3.14",
                     "status": "affected"
                  },
                  {
                     "version": "0",
                     "lessThan": "3.14",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "4.19.318",
                     "lessThanOrEqual": "4.19.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.4.280",
                     "lessThanOrEqual": "5.4.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.10.222",
                     "lessThanOrEqual": "5.10.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "5.15.163",
                     "lessThanOrEqual": "5.15.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.1.98",
                     "lessThanOrEqual": "6.1.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.6.39",
                     "lessThanOrEqual": "6.6.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.9.9",
                     "lessThanOrEqual": "6.9.*",
                     "status": "unaffected",
                     "versionType": "custom"
                  },
                  {
                     "version": "6.10",
                     "lessThanOrEqual": "*",
                     "status": "unaffected",
                     "versionType": "original_commit_for_fix"
                  }
               ]
            }
         ],
         "references": [
            {
               "url": "https://git.kernel.org/stable/c/19d997b59fa1fd7a02e770ee0881c0652b9c32c9"
            },
            {
               "url": "https://git.kernel.org/stable/c/2a2e79dbe2236a1289412d2044994f7ab419b44c"
            },
            {
               "url": "https://git.kernel.org/stable/c/cdffc358717e436bb67122bb82c1a2a26e050f98"
            },
            {
               "url": "https://git.kernel.org/stable/c/ef7c428b425beeb52b894e16f1c4b629d6cebfb6"
            },
            {
               "url": "https://git.kernel.org/stable/c/31f03bb04146c1c6df6c03e9f45401f5f5a985d3"
            },
            {
               "url": "https://git.kernel.org/stable/c/8c2debdd170e395934ac0e039748576dfde14e99"
            },
            {
               "url": "https://git.kernel.org/stable/c/3d550dd5418729a6e77fe7721d27adea7152e321"
            },
            {
               "url": "https://git.kernel.org/stable/c/66be40e622e177316ae81717aa30057ba9e61dff"
            }
         ],
         "title": "tcp_metrics: validate source addr length",
         "x_generator": {
            "engine": "bippy-c9c4e1df01b2"
         }
      }
   },
   "cveMetadata": {
      "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038",
      "cveID": "CVE-2024-42154",
      "requesterUserId": "gregkh@kernel.org",
      "serial": "1",
      "state": "PUBLISHED"
   },
   "dataType": "CVE_RECORD",
   "dataVersion": "5.0"
}