ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Sun Feb 16 20:18:11 2020 +0100| [49ba1879add99d3f64d70d34fb0255c8a49d4b28] | committer: Michael Niedermayer
swscale/output: Fix integer overflow in alpha computation in yuv2gbrp16_full_X_c() Fixes: signed integer overflow: 524280 * 4432 cannot be represented in type 'int' Fixes: ticket8322 Found-by: Suhwan Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=49ba1879add99d3f64d70d34fb0255c8a49d4b28 --- libswscale/output.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libswscale/output.c b/libswscale/output.c index a793a89443..9df6ba44c8 100644 --- a/libswscale/output.c +++ b/libswscale/output.c @@ -2278,7 +2278,7 @@ yuv2gbrp16_full_X_c(SwsContext *c, const int16_t *lumFilter, A = -0x40000000; for (j = 0; j < lumFilterSize; j++) - A += alpSrc[j][i] * lumFilter[j]; + A += alpSrc[j][i] * (unsigned)lumFilter[j]; A >>= 1; A += 0x20002000; _______________________________________________ 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".
