ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Thu Oct 17 20:56:23 2019 +0200| [1d1719a44dd43b2d9d8ccd26e3b2854e675a7bd7] | committer: Michael Niedermayer
avcodec/apedec: Fix undefined integer overflow in long_filter_ehigh_3830() Fixes: signed integer overflow: -1094995529 * 2 cannot be represented in type 'int' Fixes: 18281/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_APE_fuzzer-5692589180715008 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=1d1719a44dd43b2d9d8ccd26e3b2854e675a7bd7 --- libavcodec/apedec.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/libavcodec/apedec.c b/libavcodec/apedec.c index 2dd197a7f2..2250f29564 100644 --- a/libavcodec/apedec.c +++ b/libavcodec/apedec.c @@ -920,7 +920,8 @@ static void long_filter_ehigh_3830(int32_t *buffer, int length) { int i, j; int32_t dotprod, sign; - int32_t coeffs[8] = { 0 }, delay[8] = { 0 }; + int32_t delay[8] = { 0 }; + uint32_t coeffs[8] = { 0 }; for (i = 0; i < length; i++) { dotprod = 0; _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email ffmpeg-cvslog-requ...@ffmpeg.org with subject "unsubscribe".
