ngiflib commit 84a75 was discovered to contain a segmentation violation via the function SDL_LoadAnimatedGif at ngiflibSDL.c. This vulnerability is triggered when running the program SDLaffgif.
ngiflib commit 5e7292 was discovered to contain an infinite loop via the function DecodeGifImg at ngiflib.c.
An issue was discovered in GetByte function in miniupnp ngiflib version 0.4, allows local attackers to cause a denial of service (DoS) via crafted .gif file (infinite loop).