{"id":"JLSEC-2025-79","summary":"In libxml2 before 2.10.4, parsing of certain invalid XSD schemas can lead to a NULL pointer...","details":"In libxml2 before 2.10.4, parsing of certain invalid XSD schemas can lead to a NULL pointer dereference and subsequently a segfault. This occurs in xmlSchemaFixupComplexType in xmlschemas.c.","modified":"2026-07-25T18:24:14.999086660Z","published":"2025-10-17T17:40:51.659Z","upstream":["CVE-2023-28484"],"database_specific":{"license":"CC-BY-4.0","sources":[{"published":"2023-04-24T21:15:09.180Z","url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2023-28484","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2023-28484","database_specific":{"status":"Modified"},"id":"CVE-2023-28484","imported":"2026-07-17T21:05:58.777Z","modified":"2026-06-17T05:47:50.837Z"}]},"references":[{"type":"WEB","url":"https://gitlab.gnome.org/GNOME/libxml2/-/issues/491"},{"type":"WEB","url":"https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.10.4"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2023/04/msg00031.html"},{"type":"WEB","url":"https://security.netapp.com/advisory/ntap-20230601-0006/"},{"type":"WEB","url":"https://security.netapp.com/advisory/ntap-20240201-0005/"}],"affected":[{"package":{"name":"XML2_jll","ecosystem":"Julia","purl":"pkg:julia/XML2_jll?uuid=02c8fc9c-b97f-50b9-bbe4-9be30ff0a78a"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.10.4+0"},{"introduced":"2.11.5+0"},{"fixed":"2.12.0+0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2025/JLSEC-2025-79.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H"}]}