Уязвимость функции xmlBuildQName библиотеки Libxml2, позволяющая нарушителю вызвать отказ в обслуживании

A flaw was found in libxml2's xmlBuildQName function, where integer overflows in buffer size calculations can lead to a stack-based buffer overflow. This issue can result in memory corruption or a denial of service when processing crafted input.