diff options
| -rw-r--r-- | libavformat/icodec.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libavformat/icodec.c b/libavformat/icodec.c index 2e677c78f1..e533f70006 100644 --- a/libavformat/icodec.c +++ b/libavformat/icodec.c @@ -197,6 +197,9 @@ static int read_packet(AVFormatContext *s, AVPacket *pkt) AV_WL32(buf + 32, image->nb_pal); } + if (image->nb_pal > INT_MAX / 4 - 14 - 40) + return AVERROR_INVALIDDATA; + AV_WL32(buf - 4, 14 + 40 + image->nb_pal * 4); AV_WL32(buf + 8, AV_RL32(buf + 8) / 2); } |