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-rw-r--r--libavformat/id3v2.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/libavformat/id3v2.c b/libavformat/id3v2.c
index cecd9b9f6d..336a3964de 100644
--- a/libavformat/id3v2.c
+++ b/libavformat/id3v2.c
@@ -993,6 +993,9 @@ static void id3v2_parse(AVIOContext *pb, AVDictionary **metadata,
av_log(s, AV_LOG_DEBUG, "Compresssed frame %s tlen=%d dlen=%ld\n", tag, tlen, dlen);
+ if (tlen <= 0)
+ goto seek;
+
av_fast_malloc(&uncompressed_buffer, &uncompressed_buffer_size, dlen);
if (!uncompressed_buffer) {
av_log(s, AV_LOG_ERROR, "Failed to alloc %ld bytes\n", dlen);