Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: [email protected]
---
libavformat/electronicarts.c | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/libavformat/electronicarts.c b/libavformat/electronicarts.c
index e764bd9..b0e0674 100644
--- a/libavformat/electronicarts.c
+++ b/libavformat/electronicarts.c
@@ -555,10 +555,16 @@ static int ea_read_packet(AVFormatContext *s, AVPacket
*pkt)
case AV_CODEC_ID_ADPCM_EA_R1:
case AV_CODEC_ID_ADPCM_EA_R2:
case AV_CODEC_ID_ADPCM_IMA_EA_EACS:
- pkt->duration = AV_RL32(pkt->data);
- break;
case AV_CODEC_ID_ADPCM_EA_R3:
- pkt->duration = AV_RB32(pkt->data);
+ if (pkt->size < 4) {
+ av_log(s, AV_LOG_ERROR, "Packet is too short\n");
+ av_free_packet(pkt);
+ return AVERROR_INVALIDDATA;
+ }
+ if (ea->audio_codec == AV_CODEC_ID_ADPCM_EA_R3)
+ pkt->duration = AV_RB32(pkt->data);
+ else
+ pkt->duration = AV_RL32(pkt->data);
break;
case AV_CODEC_ID_ADPCM_IMA_EA_SEAD:
pkt->duration = ret * 2 / ea->num_channels;
--
1.7.9.5
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