_TIFFCheckMalloc and _TIFFCheckRealloc in tif_aux.c in LibTIFF through 4.0.10 mishandle Integer Overflow checks because they rely on compiler behavior that is undefined by the applicable C standards. This can, for example, lead to an application crash.marked the task master as completedmarked the task 3.10-stable as completedmarked the task 3.9-stable as completedmarked the task 3.7-stable as completed