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| author | Michael Niedermayer <michael@niedermayer.cc> | 2019-10-29 22:17:45 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2019-11-20 15:50:15 +0100 |
| commit | faea5b4462c4325b4ec7c150c3c31929429773cc (patch) | |
| tree | ea6145f667a98a595f5a7647ec4b16f1c465beed | |
| parent | 19b8db2908bf0fd248da1b2126e2592ade66c40c (diff) | |
avformat/vividas: Add EOF check in val_1 loop in track_header()
Fixes: Timeout (148sec -> 0.1sec)
Fixes: 18427/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5682124627116032
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavformat/vividas.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavformat/vividas.c b/libavformat/vividas.c index ab3947815a..a55f5c0ead 100644 --- a/libavformat/vividas.c +++ b/libavformat/vividas.c @@ -295,6 +295,8 @@ static int track_header(VividasDemuxContext *viv, AVFormatContext *s, uint8_t * for (i=0;i<val_1;i++) { int c = avio_r8(pb); for (j=0;j<c;j++) { + if (avio_feof(pb)) + return AVERROR_EOF; avio_r8(pb); // val_3 avio_r8(pb); // val_4 } |