Anna Groza

An out-of-bounds write issue occurs due to insufficient bounds checking. Processing a maliciously crafted PDF file may lead to memory corruption, which happens when a program writes data outside the boundaries of a pre-allocated memory buffer.

An out-of-bounds access issue occurs when processing a maliciously crafted media file, which may lead to unexpected app termination or corrupt process memory. This is caused by insufficient bounds checking, a process that ensures a program does not access memory outside the boundaries of a predefined buffer.