lgtm On 10/27/19, Michael Niedermayer <mich...@niedermayer.cc> wrote: > Fixes: left shift of negative value -1 > Fixes: > 18395/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_G723_1_fuzzer-5710313034350592 > > Found-by: continuous fuzzing process > https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg > Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > --- > libavcodec/g723_1dec.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/libavcodec/g723_1dec.c b/libavcodec/g723_1dec.c > index a7bf528470..f601d31d00 100644 > --- a/libavcodec/g723_1dec.c > +++ b/libavcodec/g723_1dec.c > @@ -677,7 +677,7 @@ static int estimate_sid_gain(G723_1_ChannelContext *p) > if (p->sid_gain < 0) t = INT32_MIN; > else t = INT32_MAX; > } else > - t = p->sid_gain << shift; > + t = p->sid_gain * (1 << shift); > } else if(shift < -31) { > t = (p->sid_gain < 0) ? -1 : 0; > }else > -- > 2.23.0 > > _______________________________________________ > ffmpeg-devel mailing list > ffmpeg-devel@ffmpeg.org > https://ffmpeg.org/mailman/listinfo/ffmpeg-devel > > To unsubscribe, visit link above, or email > ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe". _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel
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