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| author | Michael Niedermayer <michael@niedermayer.cc> | 2021-05-04 18:34:44 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-06-18 18:58:25 +0200 |
| commit | b72d657b73b2aa4a2a2f72f613199e6080ad48c0 (patch) | |
| tree | 2f6f1f3dfdc1ae43a5ab133b0311cb9fd251bef5 | |
| parent | 85b883429fb1a8c1be2e39fee510315a92b6cd02 (diff) | |
avformat/tta: Check for EOF in index reading loop
Fixes: OOM
Fixes: 33585/clusterfuzz-testcase-minimized-ffmpeg_dem_TTA_fuzzer-4564665830080512
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/tta.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavformat/tta.c b/libavformat/tta.c index 7a95675794..e1f9cf27d8 100644 --- a/libavformat/tta.c +++ b/libavformat/tta.c @@ -119,6 +119,8 @@ static int tta_read_header(AVFormatContext *s) for (i = 0; i < c->totalframes; i++) { uint32_t size = avio_rl32(s->pb); int r; + if (avio_feof(s->pb)) + return AVERROR_INVALIDDATA; if ((r = av_add_index_entry(st, framepos, i * (int64_t)c->frame_size, size, 0, AVINDEX_KEYFRAME)) < 0) return r; |