Fixes out of array read
Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
buf = buf0 + 14 + ihsize; //palette location
// OS/2 bitmap, 3 bytes per palette entry
if ((hsize-ihsize-14) < (colors << 2)) {
+ if ((hsize-ihsize-14) < colors * 3) {
+ av_log(avctx, AV_LOG_ERROR, "palette doesnt fit in packet\n");
+ return AVERROR_INVALIDDATA;
+ }
for (i = 0; i < colors; i++)
((uint32_t*)p->data[1])[i] = (0xFFU<<24) | bytestream_get_le24(&buf);
} else {