libjpeg-turbo: heap-based buffer over-read via crafted 8-bit BMP in get_8bit_row in rdbmp.c leads to denial of service

get8bitrow in rdbmp.c in libjpeg-turbo through 1.5.90 and MozJPEG through 3.3.1 allows attackers to cause a denial of service heap-based buffer over-read and application crash via a crafted 8-bit BMP in which one or more of the color indices is out of range for the number of palette entries...