PT-2026-38030

libxml2 before 2.12.10 and 2.13.x before 2.13.6 has a use-after-free in xmlSchemaIDCFillNodeTables and xmlSchemaBubbleIDCNodeTables in xmlschemas.c. 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...

libxml2 安全漏洞

Libxml2 is an open-source library from GNOME that is used for parsing XML documents. It is written in C language and can be called by various languages, such as C, C++, and XSH. Libxml2 has a security vulnerability that arises from type confusion errors when processing specially crafted XML Schem...

CLSA-2025-1761261543 Fix CVE(s): CVE-2024-56171

SECURITY UPDATE: use-after-free vulnerability in XML schema processing - debian/patches/CVE-2024-56171.patch: Fix use-after-free after xmlSchemaItemListAdd in xmlSchemaIDCFillNodeTables and xmlSchemaBubbleIDCNodeTables - CVE-2024-56171...

EUVD-2025-4769

Malicious code in bioql PyPI...

Heap-based Buffer Under-read

libxml2.so is vulnerable to a Heap-based buffer under-read. The vulnerability is due to improper handling of identity constraints in the XML schema processing, specifically in the xmlSchemaIDCFillNodeTables function in xmlschemas.c, allows a heap-based buffer under-read when certain identity...