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-rw-r--r--libavformat/omadec.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/libavformat/omadec.c b/libavformat/omadec.c
index c88d4f4d48..1cd8fdf9d5 100644
--- a/libavformat/omadec.c
+++ b/libavformat/omadec.c
@@ -219,7 +219,9 @@ static int decrypt_init(AVFormatContext *s, ID3v2ExtraMeta *em, uint8_t *header)
av_log(s, AV_LOG_ERROR, "Invalid encryption header\n");
return -1;
}
- if (oc->k_size + oc->e_size + oc->i_size > geob->datasize) {
+ if ( OMA_ENC_HEADER_SIZE + oc->k_size + oc->e_size + oc->i_size + 8 > geob->datasize
+ || OMA_ENC_HEADER_SIZE + 48 > geob->datasize
+ ) {
av_log(s, AV_LOG_ERROR, "Too little GEOB data\n");
return AVERROR_INVALIDDATA;
}