CVE-2025-32415

In libxml2 before 2.13.8 and 2.14.x before 2.14.2, xmlSchemaIDCFillNodeTables in xmlschemas.c has a heap-based buffer under-read. To exploit this, a crafted XML document must be validated against an XML schema with certain identity constraints, or a crafted XML schema must be used.

In libxml2 before 2.13.8 and 2.14.x before 2.14.2, xmlSchemaIDCFillNodeTables in xmlschemas.c has a heap-based buffer under-read. To exploit this, a crafted XML document must be validated against an XML schema with certain identity constraints, or a crafted XML schema must be used.

En libxml2 anterior a la versión 2.13.8 y 2.14.x anterior a la versión 2.14.2, xmlSchemaIDCFillNodeTables en xmlschemas.c presenta una sublectura del búfer basado en el montón. Para aprovechar esto, un documento XML creado debe validarse con un esquema XML con ciertas restricciones de identidad, o bien, debe utilizarse un esquema XML creado.