ffmpeg | branch: release/3.1 | Michael Niedermayer <mich...@niedermayer.cc> | Sun May 21 21:49:54 2017 +0200| [a8fb8cd716dfe29a113068f9e3ded58912dcebfb] | committer: Michael Niedermayer
avcodec/mjpegdec: Fix runtime error: signed integer overflow: -32767 * 130560 cannot be represented in type 'int' Fixes: 1724/clusterfuzz-testcase-minimized-4842395432648704 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> (cherry picked from commit 40fa6a2fa2c255293a780a194eecae5df52644a1) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=a8fb8cd716dfe29a113068f9e3ded58912dcebfb --- libavcodec/mjpegdec.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c index d7ef0067b5..ba0e714f2b 100644 --- a/libavcodec/mjpegdec.c +++ b/libavcodec/mjpegdec.c @@ -734,7 +734,7 @@ static int decode_dc_progressive(MJpegDecodeContext *s, int16_t *block, int component, int dc_index, int16_t *quant_matrix, int Al) { - int val; + unsigned val; s->bdsp.clear_block(block); val = mjpeg_decode_dc(s, dc_index); if (val == 0xfffff) { _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
