{"id":"OSV-2026-301","aliases":[],"status":"published","title":"Use-of-uninitialized-value in pcpp::IPv6Extension::getExtensionLen","description":"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```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2026-02-25T00:06:29.96041Z","modified":"2026-10-20T17:25:18Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"pcapplusplus","ranges":[{"type":"GIT","events":[{"introduced":"813f15b87f5e76a62d64360f8cbdf449c21316e4"},{"fixed":"8ac4366c4184f096973ef4a0ca084559935828d0"}]}],"versions":["v24.09","v25.05","v26.07","v26.07-test"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=486705308","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2026-301","title":"Use-of-uninitialized-value in pcpp::IPv6Extension::getExtensionLen","description":"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","status":"published","published":"2026-02-25T00:06:29.96041Z","modified":"2026-10-20T17:25:18.919680108Z","updated_at":"2026-11-02T15:52:50.263679Z"}]}}