Commit 76cd98b4 authored by Michael Niedermayer's avatar Michael Niedermayer Committed by Reinhard Tartler

mjpeg: Detect overreads in mjpeg_decode_scan() and error out.

Signed-off-by: default avatarMichael Niedermayer <>
Signed-off-by: default avatarRonald S. Bultje <>
parent 4bc28232
......@@ -826,6 +826,10 @@ static int mjpeg_decode_scan(MJpegDecodeContext *s, int nb_components, int Ah, i
if (s->restart_interval && !s->restart_count)
s->restart_count = s->restart_interval;
av_log(s->avctx, AV_LOG_ERROR, "overread %d\n", get_bits_count(&s->gb) - s->gb.size_in_bits);
return -1;
for(i=0;i<nb_components;i++) {
uint8_t *ptr;
int n, h, v, x, y, c, j;
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