diff options
| -rw-r--r-- | libavcodec/jpeg2000dec.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/libavcodec/jpeg2000dec.c b/libavcodec/jpeg2000dec.c index 26cacd5bba..aae369787f 100644 --- a/libavcodec/jpeg2000dec.c +++ b/libavcodec/jpeg2000dec.c @@ -791,8 +791,12 @@ static int jpeg2000_decode_packet(Jpeg2000DecoderContext *s, Jpeg2000Cblk *cblk = prec->cblk + cblkno; if ( bytestream2_get_bytes_left(&s->g) < cblk->lengthinc || sizeof(cblk->data) < cblk->length + cblk->lengthinc + 2 - ) + ) { + av_log(s->avctx, AV_LOG_ERROR, + "Block length %d or lengthinc %d is too large\n", + cblk->length, cblk->lengthinc); return AVERROR_INVALIDDATA; + } bytestream2_get_bufferu(&s->g, cblk->data + cblk->length, cblk->lengthinc); cblk->length += cblk->lengthinc; |