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-rw-r--r--libavcodec/diracdec.c2
1 files changed, 2 insertions, 0 deletions
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) {