{"id":"JLSEC-2025-50","summary":"Expat (aka libexpat) before 2.4.4 has a signed integer overflow in `XML_GetBuffer`, for...","details":"Expat (aka libexpat) before 2.4.4 has a signed integer overflow in `XML_GetBuffer`, for configurations with a nonzero `XML_CONTEXT_BYTES`.","modified":"2026-07-23T22:30:27.699147176Z","published":"2025-10-14T15:35:41.198Z","upstream":["CVE-2022-23852"],"database_specific":{"license":"CC-BY-4.0","sources":[{"modified":"2026-06-17T04:30:53.100Z","published":"2022-01-24T02:15:06.733Z","url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2022-23852","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2022-23852","database_specific":{"status":"Modified"},"id":"CVE-2022-23852","imported":"2026-07-17T21:02:43.374Z"}]},"references":[{"type":"WEB","url":"https://cert-portal.siemens.com/productcert/pdf/ssa-484086.pdf"},{"type":"WEB","url":"https://github.com/libexpat/libexpat/pull/550"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2022/03/msg00007.html"},{"type":"WEB","url":"https://security.gentoo.org/glsa/202209-24"},{"type":"WEB","url":"https://security.netapp.com/advisory/ntap-20220217-0001/"},{"type":"WEB","url":"https://www.debian.org/security/2022/dsa-5073"},{"type":"WEB","url":"https://www.oracle.com/security-alerts/cpuapr2022.html"},{"type":"WEB","url":"https://www.tenable.com/security/tns-2022-05"}],"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":"2.4.4+0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2025/JLSEC-2025-50.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V2","score":"AV:N/AC:L/Au:N/C:P/I:P/A:P"},{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"}]}