ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Wed Mar 8 21:25:13 2017 +0100| [58dd25f8adb151a59971daa94d352d3226d2dbb6] | committer: Michael Niedermayer
avcodec/mpegaudiodec_template: Check for negative e Fixes: undefined shift Fixes: 631/clusterfuzz-testcase-6725491035734016 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=58dd25f8adb151a59971daa94d352d3226d2dbb6 --- libavcodec/mpegaudiodec_template.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/mpegaudiodec_template.c b/libavcodec/mpegaudiodec_template.c index a3729a9..88f6272 100644 --- a/libavcodec/mpegaudiodec_template.c +++ b/libavcodec/mpegaudiodec_template.c @@ -251,7 +251,7 @@ static inline int l3_unscale(int value, int exponent) if(e < 1) av_log(NULL, AV_LOG_WARNING, "l3_unscale: e is %d\n", e); #endif - if (e > 31) + if (e > (SUINT)31) return 0; m = (m + (1 << (e - 1))) >> e; _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
