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| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-28 21:54:02 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-06-18 16:05:23 +0200 |
| commit | e561676c55aa9d3745b5e30b41693a179cbee8d2 (patch) | |
| tree | 4e28ee96122dd261a042dd2d2a257b0ef5e1b0e5 | |
| parent | b31bb8a6142cea7a4e84450fe8c1dec8ee8eab4f (diff) | |
| download | ffmpeg-e561676c55aa9d3745b5e30b41693a179cbee8d2.tar.gz | |
avcodec/truemotion2: Fix runtime error: left shift of 1 by 31 places cannot be represented in type 'int'
Fixes part of: 1888/clusterfuzz-testcase-minimized-5237704826552320
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 c9e884f3d98df85bf7f2cf30d71877b22929fdcb)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/truemotion2.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/truemotion2.c b/libavcodec/truemotion2.c index 245a32a8d7..4f0e52dbf7 100644 --- a/libavcodec/truemotion2.c +++ b/libavcodec/truemotion2.c @@ -272,7 +272,7 @@ static int tm2_read_deltas(TM2Context *ctx, int stream_id) for (i = 0; i < d; i++) { v = get_bits_long(&ctx->gb, mb); if (v & (1 << (mb - 1))) - ctx->deltas[stream_id][i] = v - (1 << mb); + ctx->deltas[stream_id][i] = v - (1U << mb); else ctx->deltas[stream_id][i] = v; } |