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| author | Michael Niedermayer <michael@niedermayer.cc> | 2021-05-04 19:34:44 +0300 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-10-06 14:54:16 +0300 |
| commit | fee5c1ec54bc985e867b30aeb0155cfb081db39d (patch) | |
| tree | 7e0015bb851e6815449b9fb152b26bb654904745 | |
| parent | e46fac4042b1660cde09cd5719453563059e2ad1 (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>
(cherry picked from commit b72d657b73b2aa4a2a2f72f613199e6080ad48c0)
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 07faa82eb3..6aa72b5d1d 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; |