ffmpeg | branch: master | Paul B Mahol <one...@gmail.com> | Tue Oct 15 16:31:15 2019 +0200| [f069a9c2a65bc20c3462127623127df6dfd06c5b] | committer: Paul B Mahol
avfilter/vf_avgblur: fix heap-buffer overflow Fixes #8274 > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=f069a9c2a65bc20c3462127623127df6dfd06c5b --- 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 40b48799e0..78a6806e6f 100644 --- a/libavfilter/vf_avgblur.c +++ b/libavfilter/vf_avgblur.c @@ -148,7 +148,7 @@ 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".
