diff options
| -rw-r--r-- | libavcodec/bitstream.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavcodec/bitstream.c b/libavcodec/bitstream.c index 6598d3e..2dda9bb 100644 --- a/libavcodec/bitstream.c +++ b/libavcodec/bitstream.c @@ -310,6 +310,10 @@ int ff_init_vlc_sparse(VLC *vlc, int nb_bits, int nb_codes, return -1;\ }\ GET_DATA(buf[j].code, codes, i, codes_wrap, codes_size);\ + if (buf[j].code >= (1LL<<buf[j].bits)) {\ + av_log(NULL, AV_LOG_ERROR, "Invalid code in init_vlc\n");\ + return -1;\ + }\ if (flags & INIT_VLC_LE)\ buf[j].code = bitswap_32(buf[j].code);\ else\ |
