An issue was discovered in libexpat before 2.6.3. xmlparse.c does not reject a negative length for XML_ParseBuffer.
{
"sources": [
{
"id": "CVE-2024-45490",
"database_specific": {
"status": "Modified"
},
"imported": "2026-04-30T20:01:46.203Z",
"url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2024-45490",
"html_url": "https://nvd.nist.gov/vuln/detail/CVE-2024-45490",
"modified": "2025-11-04T17:16:15.060Z",
"published": "2024-08-30T03:15:03.757Z"
}
],
"license": "CC-BY-4.0"
}