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  <VrdaDataProvider>
    <Name>JVN iPedia</Name>
    <URL>http://jvndb.jvn.jp</URL>
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  <VrdaDataSourceType>Advisory</VrdaDataSourceType>
  <Vulinfo revisionno="1" lang="ja" invalidated="false">
    <VulinfoID>JVNDB-2026-031239</VulinfoID>
    <VulinfoData>
      <Title>Wireshark&#12395;&#12362;&#12369;&#12427;NULL &#12509;&#12452;&#12531;&#12479;&#12487;&#12522;&#12501;&#12449;&#12524;&#12531;&#12473;&#12395;&#38306;&#12377;&#12427;&#33030;&#24369;&#24615;</Title>
      <VulinfoDescription>
        <Overview>4.6.0&#12316;4.6.7&#12362;&#12424;&#12403;4.4.0&#12316;4.4.18&#12395;&#24433;&#38911;&#12377;&#12427;H.245&#12503;&#12525;&#12488;&#12467;&#12523;&#12487;&#12451;&#12475;&#12463;&#12479;&#12540;&#12364;&#12463;&#12521;&#12483;&#12471;&#12517;&#12377;&#12427;&#12371;&#12392;&#12395;&#12424;&#12426;&#12289;&#12469;&#12540;&#12499;&#12473;&#22952;&#23475;&#65288;DoS&#65289;&#12364;&#30330;&#29983;&#12377;&#12427;&#21487;&#33021;&#24615;&#12364;&#12354;&#12426;&#12414;&#12377;&#12290;</Overview>
      </VulinfoDescription>
      <Affected>
        <AffectedItem affectedstatus="vulnerable">
          <Lapt>cpe:/a:wireshark:wireshark</Lapt>
        </AffectedItem>
      </Affected>
      <FactAnalysis>
      </FactAnalysis>
      <Related>
        <RelatedItem relationtype="self" origin="jvnipedia">
          <URL>https://jvndb.jvn.jp/ja/contents/2026/JVNDB-2026-031239.html</URL>
        </RelatedItem>
        <RelatedItem relationtype="alternate" origin="other">
          <Name>Common Vulnerabilities and Exposures (CVE)</Name>
          <VulinfoID>CVE-2026-76927</VulinfoID>
          <URL>https://www.cve.org/CVERecord?id=CVE-2026-76927</URL>
        </RelatedItem>
        <RelatedItem relationtype="alternate" origin="other">
          <Name>National Vulnerability Database (NVD)</Name>
          <VulinfoID>CVE-2026-76927</VulinfoID>
          <URL>https://nvd.nist.gov/vuln/detail/CVE-2026-76927</URL>
        </RelatedItem>
        <RelatedItem relationtype="reference" origin="other">
          <Name>GitLab</Name>
          <VulinfoID>H.245 returnedFunction nested GenericMessage dereferences NULL packet state (#21447)  Issue  wireshark/wireshark</VulinfoID>
          <URL>https://gitlab.com/wireshark/wireshark/-/work_items/21447</URL>
        </RelatedItem>
        <RelatedItem relationtype="reference" origin="other">
          <Name>JVNDB</Name>
          <VulinfoID>CWE-476</VulinfoID>
          <Title>NULL &#12509;&#12452;&#12531;&#12479;&#12487;&#12522;&#12501;&#12449;&#12524;&#12531;&#12473;</Title>
          <URL>http://cwe.mitre.org/data/definitions/476.html</URL>
        </RelatedItem>
        <RelatedItem relationtype="reference" origin="other">
          <Name>Wireshark</Name>
          <VulinfoID>Wireshark  Go Deep | Wireshark  wnpa-sec-2026-77 H.245 protocol dissector crash</VulinfoID>
          <URL>https://www.wireshark.org/security/wnpa-sec-2026-77.html</URL>
        </RelatedItem>
      </Related>
      <DateFirstPublished>2026-09-01T17:09:38+09:00</DateFirstPublished>
      <DateLastUpdated>2026-09-01T17:09:38+09:00</DateLastUpdated>
    </VulinfoData>
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