Message ID | 20200627234653.743-2-michael@niedermayer.cc |
---|---|
State | Accepted |
Commit | e409262837712016097c187e97bf99aadf6a4cdf |
Headers | show |
Series | [FFmpeg-devel,1/2] avcodec/wmalosslessdec: fix overflow with pred in revert_cdlms | expand |
Context | Check | Description |
---|---|---|
andriy/default | pending | |
andriy/make | success | Make finished |
andriy/make_fate | success | Make fate finished |
On Sun, Jun 28, 2020 at 01:46:53AM +0200, Michael Niedermayer wrote: > Fixes: left shift of 1913647649 by 1 places cannot be represented in type 'int' > Fixes: 23572/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-5082619795734528 > > Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> > --- > libavutil/common.h | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) will apply [...]
diff --git a/libavutil/common.h b/libavutil/common.h index 2777cea9f9..92b721a59c 100644 --- a/libavutil/common.h +++ b/libavutil/common.h @@ -371,7 +371,7 @@ static av_always_inline av_const double av_clipd_c(double a, double amin, double */ static av_always_inline av_const int av_ceil_log2_c(int x) { - return av_log2((x - 1) << 1); + return av_log2((x - 1U) << 1); } /**
Fixes: left shift of 1913647649 by 1 places cannot be represented in type 'int' Fixes: 23572/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMALOSSLESS_fuzzer-5082619795734528 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> --- libavutil/common.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)