SDL: buffer over-read in IMA_ADPCM_nibble in audio/SDL_wave.c

SDL Simple DirectMedia Layer through 1.2.15 and 2.x through 2.0.9 has a buffer over-read in IMAADPCMnibble in audio/SDLwave.c...

Heap overflow

SDL Simple DirectMedia Layer through 1.2.15 and 2.x through 2.0.9 has a heap-based buffer overflow in SDLFillRect in video/SDLsurface.c...