{"id":"JLSEC-2025-58","summary":"In libexpat through 2.4.9, there is a use-after free caused by overeager destruction of a shared DTD...","details":"In libexpat through 2.4.9, there is a use-after free caused by overeager destruction of a shared DTD in `XML_ExternalEntityParserCreate` in out-of-memory situations.","modified":"2026-07-25T18:24:12.807986926Z","published":"2025-10-14T15:35:41.198Z","upstream":["CVE-2022-43680"],"database_specific":{"license":"CC-BY-4.0","sources":[{"published":"2022-10-24T14:15:53.323Z","url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2022-43680","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2022-43680","database_specific":{"status":"Modified"},"id":"CVE-2022-43680","imported":"2026-07-17T21:03:32.657Z","modified":"2026-06-17T05:07:06.373Z"}]},"references":[{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2023/12/28/5"},{"type":"WEB","url":"http://www.openwall.com/lists/oss-security/2024/01/03/5"},{"type":"WEB","url":"https://github.com/libexpat/libexpat/issues/649"},{"type":"WEB","url":"https://github.com/libexpat/libexpat/pull/616"},{"type":"WEB","url":"https://github.com/libexpat/libexpat/pull/650"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2022/10/msg00033.html"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AJ5VY2VYXE4WTRGQ6LMGLF6FV3SY37YE/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/BY4OPSIB33ETNUXZY2UPZ4NGQ3OKDY4D/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DPQVIF6TOJNY2T3ZZETFKR4G34FFREBQ/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FFCOMBSOJKLIKCGCJWHLJXO4EVYBG7AR/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IUJ2BULJTZ2BMSKQHB6US674P55UCWWS/"},{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XG5XOOB7CD55CEE6OJYKSACSIMQ4RWQ6/"},{"type":"WEB","url":"https://security.gentoo.org/glsa/202210-38"},{"type":"WEB","url":"https://security.netapp.com/advisory/ntap-20221118-0007/"},{"type":"WEB","url":"https://www.debian.org/security/2022/dsa-5266"}],"affected":[{"package":{"name":"Expat_jll","ecosystem":"Julia","purl":"pkg:julia/Expat_jll?uuid=2e619515-83b5-522b-bb60-26c02a35a201"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.5.0+0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2025/JLSEC-2025-58.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"}]}