{"id":"OSV-2026-595","summary":"UNKNOWN WRITE in std::__1::istreambuf_iterator\u003cchar, std::__1::char_traits\u003cchar\u003e\u003e std::__1::num_g","details":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=504141064\n\n```\nCrash type: UNKNOWN WRITE\nCrash state:\nstd::__1::istreambuf_iterator\u003cchar, std::__1::char_traits\u003cchar\u003e\u003e std::__1::num_g\nstd::__1::basic_istream\u003cchar, std::__1::char_traits\u003cchar\u003e\u003e& std::__1::__input_ar\nigl::MshLoader::parse_element_field\n```\n","modified":"2026-04-20T00:05:53.121886Z","published":"2026-04-20T00:05:53.121612Z","references":[{"type":"REPORT","url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=504141064"}],"affected":[{"package":{"name":"libigl","ecosystem":"OSS-Fuzz","purl":"pkg:generic/libigl"},"ranges":[{"type":"GIT","repo":"https://github.com/libigl/libigl","events":[{"introduced":"96f5386b9a3ff8ad1c2f89b7b77a7db85d86b35b"},{"fixed":"83807ad36fa35a52d9f458d7202f0776d4ba882a"}]}],"versions":["v2.4.0","v2.5.0","v2.6.0"],"ecosystem_specific":{"severity":"HIGH"},"database_specific":{"source":"https://github.com/google/oss-fuzz-vulns/blob/main/vulns/libigl/OSV-2026-595.yaml","introduced_range":"unknown:96f5386b9a3ff8ad1c2f89b7b77a7db85d86b35b"}}],"schema_version":"1.7.5"}