osv-2026-301
Vulnerability from osv_ossfuzz
Published
2026-02-25 00:06
Modified
2026-07-13 14:27
Summary
Use-of-uninitialized-value in pcpp::IPv6Extension::getExtensionLen
Details

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=486705308

Crash type: Use-of-uninitialized-value
Crash state:
pcpp::IPv6Extension::getExtensionLen
pcpp::IPv6Layer::parseExtensions
pcpp::IPv6Layer::IPv6Layer
References
To clipboard 

{
  "affected": [
    {
      "database_specific": {
        "introduced_range": "3227ad11ec457c3dad062db548432d2a1c837d50:0c95dfb3557644acc6a10060e48cfae1a61fc2f0"
      },
      "ecosystem_specific": {
        "severity": "MEDIUM"
      },
      "package": {
        "ecosystem": "OSS-Fuzz",
        "name": "pcapplusplus",
        "purl": "pkg:generic/pcapplusplus"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "813f15b87f5e76a62d64360f8cbdf449c21316e4"
            }
          ],
          "repo": "https://github.com/seladb/PcapPlusPlus",
          "type": "GIT"
        }
      ],
      "versions": [
        "v24.09",
        "v25.05",
        "v26.07-test"
      ]
    }
  ],
  "details": "OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=486705308\n\n```\nCrash type: Use-of-uninitialized-value\nCrash state:\npcpp::IPv6Extension::getExtensionLen\npcpp::IPv6Layer::parseExtensions\npcpp::IPv6Layer::IPv6Layer\n```\n",
  "id": "OSV-2026-301",
  "modified": "2026-07-13T14:27:23.921193Z",
  "published": "2026-02-25T00:06:29.960410Z",
  "references": [
    {
      "type": "REPORT",
      "url": "https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=486705308"
    }
  ],
  "schema_version": "1.7.5",
  "summary": "Use-of-uninitialized-value in pcpp::IPv6Extension::getExtensionLen"
}



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