ffmpeg | branch: release/4.2 | Paul B Mahol <one...@gmail.com> | Tue Oct 15 16:31:15 2019 +0200| [724b8fa1e230419c866bb8bfa8a5b7a9ad6f6c42] | committer: Michael Niedermayer
avfilter/vf_avgblur: fix heap-buffer overflow Fixes #8274 (cherry picked from commit f069a9c2a65bc20c3462127623127df6dfd06c5b) Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=724b8fa1e230419c866bb8bfa8a5b7a9ad6f6c42 --- libavfilter/vf_avgblur.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavfilter/vf_avgblur.c b/libavfilter/vf_avgblur.c index c7b88427fd..b813237258 100644 --- a/libavfilter/vf_avgblur.c +++ b/libavfilter/vf_avgblur.c @@ -149,7 +149,7 @@ static int filter_vertically_##name(AVFilterContext *ctx, void *arg, int jobnr, \ src = s->buffer + x; \ ptr = buffer + x; \ - for (i = 0; i <= radius; i++) { \ + for (i = 0; i + radius < height && i <= radius; i++) { \ acc += src[(i + radius) * width]; \ count++; \ ptr[i * linesize] = acc / count; \ _______________________________________________ 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".
