nvd-json-data-feeds/CVE-2019/CVE-2019-192xx/CVE-2019-19227.json

{
  "id": "CVE-2019-19227",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2019-11-22T14:15:11.323",
  "lastModified": "2024-11-21T04:34:22.280",
  "vulnStatus": "Modified",
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "In the AppleTalk subsystem in the Linux kernel before 5.1, there is a potential NULL pointer dereference because register_snap_client may return NULL. This will lead to denial of service in net/appletalk/aarp.c and net/appletalk/ddp.c, as demonstrated by unregister_snap_client, aka CID-9804501fa122."
    },
    {
      "lang": "es",
      "value": "En el subsistema AppleTalk en el kernel de Linux versiones anteriores a 5.1, se presenta una posible desreferencia del puntero NULL porque la funci\u00f3n register_snap_client puede devolver NULL. Esto conllevar\u00e1 a una denegaci\u00f3n de servicio en los archivos net/appletalk/aarp.c y net/appletalk/ddp.c, como es demostrado por la funci\u00f3n unregister_snap_client, tambi\u00e9n se conoce como CID-9804501fa122."
    }
  ],
  "metrics": {
    "cvssMetricV31": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "attackVector": "LOCAL",
          "attackComplexity": "LOW",
          "privilegesRequired": "LOW",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "HIGH"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6
      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
          "baseScore": 2.1,
          "accessVector": "LOCAL",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL"
        },
        "baseSeverity": "LOW",
        "exploitabilityScore": 3.9,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-476"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "5.1",
              "matchCriteriaId": "B5857A73-CFC4-477B-8E21-2EDC12FABFDE"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00029.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://packetstormsecurity.com/files/155890/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html",
      "source": "cve@mitre.org"
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    {
      "url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1",
      "source": "cve@mitre.org",
      "tags": [
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    {
      "url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9804501fa1228048857910a6bf23e085aade37cc",
      "source": "cve@mitre.org",
      "tags": [
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    {
      "url": "https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html",
      "source": "cve@mitre.org"
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    {
      "url": "https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html",
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    {
      "url": "https://seclists.org/bugtraq/2020/Jan/10",
      "source": "cve@mitre.org"
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    {
      "url": "https://security.netapp.com/advisory/ntap-20200103-0001/",
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    {
      "url": "https://usn.ubuntu.com/4254-1/",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "http://packetstormsecurity.com/files/155890/Slackware-Security-Advisory-Slackware-14.2-kernel-Updates.html",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    {
      "url": "https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1",
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      "tags": [
        "Release Notes",
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}