ffmpeg | branch: release/2.4 | Michael Niedermayer <michae...@gmx.at> | Sat Oct 4 00:13:26 2014 +0200| [506368f563b80a1b3663d31194171b00fdbf4bed] | committer: Michael Niedermayer
avcodec/svq3: Dont memcpy AVFrame This avoids out of array accesses Fixes: asan_heap-uaf_21f42e4_9_asan_heap-uaf_21f42e4_278_gl2.mov Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer <michae...@gmx.at> (cherry picked from commit 075a165d2715837d125a9cc714fb430ccf6c9d6b) Signed-off-by: Michael Niedermayer <michae...@gmx.at> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=506368f563b80a1b3663d31194171b00fdbf4bed --- libavcodec/svq3.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/svq3.c b/libavcodec/svq3.c index 97233b1..9459329 100644 --- a/libavcodec/svq3.c +++ b/libavcodec/svq3.c @@ -1176,7 +1176,7 @@ static int svq3_decode_frame(AVCodecContext *avctx, void *data, h->cur_pic_ptr = s->cur_pic; av_frame_unref(&h->cur_pic.f); - h->cur_pic = *s->cur_pic; + memcpy(&h->cur_pic.tf, &s->cur_pic->tf, sizeof(h->cur_pic) - offsetof(H264Picture, tf)); ret = av_frame_ref(&h->cur_pic.f, &s->cur_pic->f); if (ret < 0) return ret; _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
