ffmpeg | branch: release/4.4 | Michael Niedermayer <[email protected]> | Sat Dec 30 03:06:39 2023 +0100| [6337710681a5259fe53b8721f2acdc9a8b6a91c5] | committer: Michael Niedermayer
avcodec/mpegvideo_enc: Dont copy beyond the image Fixes: out of array access Fixes: tickets/10754/poc17ffmpeg Discovered by Zeng Yunxiang. Signed-off-by: Michael Niedermayer <[email protected]> (cherry picked from commit a066b8a809fa6d8b31398d41787822803f8762f2) Signed-off-by: Michael Niedermayer <[email protected]> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=6337710681a5259fe53b8721f2acdc9a8b6a91c5 --- libavcodec/mpegvideo_enc.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c index cee3fdb36b..04c5503c9a 100644 --- a/libavcodec/mpegvideo_enc.c +++ b/libavcodec/mpegvideo_enc.c @@ -1278,7 +1278,7 @@ static int load_input_picture(MpegEncContext *s, const AVFrame *pic_arg) dst += INPLACE_OFFSET; if (src_stride == dst_stride) - memcpy(dst, src, src_stride * h); + memcpy(dst, src, src_stride * h - src_stride + w); else { int h2 = h; uint8_t *dst2 = dst; _______________________________________________ ffmpeg-cvslog mailing list [email protected] https://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
