CVE-2021-21827

A heap-based buffer overflow vulnerability exists in the XML Decompression DecodeTreeBlock functionality of AT&T Labs Xmill 0.7. Within DecodeTreeBlock which is called during the decompression of an XMI file, a UINT32 is loaded from the file and used as trusted input as the length of a buffer. An...

CVE-2021-21827

CVE-2021-21827 is a heap-based buffer overflow vulnerability in AT&T Labs Xmill 0.7, triggered by DecodeTreeBlock during XMI decompression. The vulnerability arises when a UINT32 read from the input is used as the length for a buffer during various decode paths, leading to unsafe copies via memcp...