Stack overflow

Stack-based buffer overflow in the gifnextLZW function in libnsgif.c in Libnsgif 0.1.2 allows context-dependent attackers to cause a denial of service application crash or possibly execute arbitrary code via a crafted LZW stream in a GIF file...

CVE-2015-7506

The gifnextLZW function in libnsgif.c in Libnsgif 0.1.2 allows context-dependent attackers to cause a denial of service out-of-bounds read and application crash via a crafted LZW stream in a GIF file...