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| author | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-13 01:12:35 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2017-05-13 01:15:29 +0200 |
| commit | e66488252335d3e7870c72d1ac7040e8c1853f07 (patch) | |
| tree | ab0e3d8d7893d162b8c847f199d03636087da708 /libavcodec | |
| parent | 5ac17f187ae6ec97ad41b763f999bd99782c37aa (diff) | |
| download | ffmpeg-e66488252335d3e7870c72d1ac7040e8c1853f07.tar.gz | |
avcodec/hq_hqadsp: Fix runtime error: signed integer overflow: 80359 * 30274 cannot be represented in type 'int'
Fixes: 1507/clusterfuzz-testcase-minimized-4955228300378112
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/hq_hqadsp.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/hq_hqadsp.c b/libavcodec/hq_hqadsp.c index db1ea2e246..1b9f138c72 100644 --- a/libavcodec/hq_hqadsp.c +++ b/libavcodec/hq_hqadsp.c @@ -30,7 +30,7 @@ #define FIX_1_414 23170 #define FIX_2_613 21407 // divided by two to fit the range -#define IDCTMUL(a, b) ((a) * (b) >> 16) +#define IDCTMUL(a, b) ((int)((a) * (unsigned)(b)) >> 16) static inline void idct_row(int16_t *blk) { |