Null dereferences in main() of gifclrmp. Heap Buffer Overflow-2 in function DGifDecompressLine() in cgif.c. CVE-2018-11490) Segmentation fault in PrintCodeBlock. Segmentation fault of giftool reading a crafted file. Floating point exception in giftext utility. Heap buffer overflow in DumpScreen2RGB in gif2rgb.c:317. Ineffective bounds check in DGifSlurp. GIFLIB 5.1.4: DGifSlurp fails on empty comment.