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ffmpeg.wasm-core
Commit d50122ea authored by Carl Eugen Hoyos's avatar Carl Eugen Hoyos
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Do not try to read total disc or track number if data atom is too short. 

Fixes ticket #659.
parent 7cdfce4f
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Showing with 3 additions and 2 deletions
libavformat/mov.c
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...@@ -87,10 +87,11 @@ static int mov_metadata_track_or_disc_number(MOVContext *c, AVIOContext *pb, ...@@ -87,10 +87,11 @@ static int mov_metadata_track_or_disc_number(MOVContext *c, AVIOContext *pb,
{ {
char buf[16]; char buf[16];
short current, total; short current, total = 0;
avio_rb16(pb); // unknown avio_rb16(pb); // unknown
current = avio_rb16(pb); current = avio_rb16(pb);
total = avio_rb16(pb); if (len >= 6)
total = avio_rb16(pb);
if (!total) if (!total)
snprintf(buf, sizeof(buf), "%d", current); snprintf(buf, sizeof(buf), "%d", current);
else else
......
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