diff options
| -rw-r--r-- | libavformat/smacker.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libavformat/smacker.c b/libavformat/smacker.c index 5dcf4adafe..de8bbdb07a 100644 --- a/libavformat/smacker.c +++ b/libavformat/smacker.c @@ -120,6 +120,11 @@ static int smacker_read_header(AVFormatContext *s) smk->height = avio_rl32(pb); smk->frames = avio_rl32(pb); smk->pts_inc = (int32_t)avio_rl32(pb); + if (smk->pts_inc > INT_MAX / 100) { + av_log(s, AV_LOG_ERROR, "pts_inc %d is too large\n", smk->pts_inc); + return AVERROR_INVALIDDATA; + } + smk->flags = avio_rl32(pb); if(smk->flags & SMACKER_FLAG_RING_FRAME) smk->frames++; |