Fixes: Timeout (part 2 of 2)
Fixes:
9774/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_DIRAC_fuzzer-5748957085958144
Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
---
libavcodec/diracdec.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/libavcodec/diracdec.c b/libavcodec/diracdec.c
index cbd7fd1532..af561d1426 100644
--- a/libavcodec/diracdec.c
+++ b/libavcodec/diracdec.c
@@ -548,6 +548,8 @@ static inline int codeblock(DiracContext *s, SubBand *b,
}
} else {
for (y = top; y < bottom; y++) {
+ if (get_bits_left(gb) < 1)
+ return AVERROR_INVALIDDATA;
for (x = left; x < right; x++) {
int val = coeff_unpack_golomb(gb, qfactor, qoffset);
if (b->pshift) {
--
2.18.0
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