This update for SDL fixes the following issues: Security issues fixed: - CVE-2019-7572: Fixed a buffer over-read in IMA_ADPCM_nibble in audio/SDL_wave.c.. - CVE-2019-7578: Fixed a heap-based buffer over-read in InitIMA_ADPCM in audio/SDL_wave.c . - CVE-2019-7576: Fixed heap-based buffer over-read in InitMS_ADPCM in audio/SDL_wave.c . - CVE-2019-7573: Fixed a heap-based buffer over-read in InitMS_ADPCM in audio/SDL_wave.c . - CVE-2019-7635: Fixed a heap-based buffer over-read in Blit1to4 in video/SDL_blit_1.c. - CVE-2019-7636: Fixed a heap-based buffer over-read in SDL_GetRGB in video/SDL_pixels.c . - CVE-2019-7638: Fixed a heap-based buffer over-read in Map1toN in video/SDL_pixels.c . - CVE-2019-7574: Fixed a heap-based buffer over-read in IMA_ADPCM_decode in audio/SDL_wave.c . - CVE-2019-7575: Fixed a heap-based buffer overflow in MS_ADPCM_decode in audio/SDL_wave.c . - CVE-2019-7637: Fixed a heap-based buffer overflow in SDL_FillRect function in SDL_surface.c . - CVE-2019-7577: Fixed a buffer over read in SDL_LoadWAV_RW in audio/SDL_wave.c .