CVE-2021-31873

Se detectó un problema en klibc versiones anteriores a 2.0.9. Las adiciones en la función malloc() pueden resultar en un desbordamiento de enteros y un posterior desbordamiento del búfer de la pila.

It was discovered that klibc did not properly perform some mathematical operations, leading to an integer overflow. An attacker could possibly use this issue to cause a crash, resulting in a denial of service, or possibly execute arbitrary code. It was discovered that klibc did not properly handled some memory allocations on 64 bit systems. An attacker could possibly use this issue to cause a crash, resulting in a denial of service, or possibly execute arbitrary code.