Message ID | 20180605004746.13051-1-michael@niedermayer.cc |
---|---|
State | Accepted |
Commit | 79c6047c3668c639f717b3a7001a34dddba0ede2 |
Headers | show |
On Tue, Jun 05, 2018 at 02:47:44AM +0200, Michael Niedermayer wrote: > Fixes: signed integer overflow: 1077952576 + 1077952576 cannot be represented in type 'int' > Fixes: 7712/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TRUEMOTION2_fuzzer-5056281753681920 > > Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> > --- > libavcodec/truemotion2.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) will apply patchset [...]
diff --git a/libavcodec/truemotion2.c b/libavcodec/truemotion2.c index f7dbe047c7..b689efdb99 100644 --- a/libavcodec/truemotion2.c +++ b/libavcodec/truemotion2.c @@ -451,7 +451,7 @@ static inline int GET_TOK(TM2Context *ctx,int type) /* common operations - add deltas to 4x4 block of luma or 2x2 blocks of chroma */ static inline void tm2_apply_deltas(TM2Context *ctx, int* Y, int stride, int *deltas, int *last) { - int ct, d; + unsigned ct, d; int i, j; for (j = 0; j < 4; j++){
Fixes: signed integer overflow: 1077952576 + 1077952576 cannot be represented in type 'int' Fixes: 7712/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_TRUEMOTION2_fuzzer-5056281753681920 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> --- libavcodec/truemotion2.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)