ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Wed Jan 20 23:56:43 2021 +0100| [633924539aae73714facf31aa7001d01e8be48a1] | committer: Michael Niedermayer
avcodec/aacdec_template: Avoid undefined negation in imdct_and_windowing_eld() Fixes: negation of -2147483648 cannot be represented in type 'INTFLOAT' (aka 'int'); cast to an unsigned type to negate this value to itself Fixes: 29057/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_AAC_FIXED_fuzzer-5642758933053440 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=633924539aae73714facf31aa7001d01e8be48a1 --- libavcodec/aacdec_template.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/aacdec_template.c b/libavcodec/aacdec_template.c index aa89f7cbb8..7b53b27616 100644 --- a/libavcodec/aacdec_template.c +++ b/libavcodec/aacdec_template.c @@ -2905,7 +2905,7 @@ static void imdct_and_windowing_ld(AACContext *ac, SingleChannelElement *sce) static void imdct_and_windowing_eld(AACContext *ac, SingleChannelElement *sce) { - INTFLOAT *in = sce->coeffs; + UINTFLOAT *in = sce->coeffs; INTFLOAT *out = sce->ret; INTFLOAT *saved = sce->saved; INTFLOAT *buf = ac->buf_mdct; _______________________________________________ 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".
