Commit f80224ed authored by Michael Niedermayer's avatar Michael Niedermayer

avcodec/jpeglsdec: Check for end of bitstream in ls_decode_line()

Fixes: 1773/clusterfuzz-testcase-minimized-4832523987189760

Fixes: Timeout

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpegSigned-off-by: 's avatarMichael Niedermayer <michael@niedermayer.cc>
parent fe533628
......@@ -233,6 +233,9 @@ static inline void ls_decode_line(JLSState *state, MJpegDecodeContext *s,
while (x < w) {
int err, pred;
if (get_bits_left(&s->gb) <= 0)
return;
/* compute gradients */
Ra = x ? R(dst, x - stride) : R(last, x);
Rb = R(last, x);
......
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