gst-ffmpeg: vp3: Copy all 3 frames for thread updates. This fixes a double release of the current frame on deinit. Fixes CVE-2011-3934 Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind Signed-off-by: Michael Niedermayer Upstream-Status: Backport Signed-off-by: Yue.Tao --- libavcodec/vp3.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/libavcodec/vp3.c b/libavcodec/vp3.c index 738ae9f..b5daafc 100644 --- a/gst-libs/ext/libav/libavcodec/vp3.c +++ b/gst-libs/ext/libav/libavcodec/vp3.c @@ -1859,7 +1859,7 @@ static int vp3_update_thread_context(AVCodecContext *dst, const AVCodecContext * ||s->width != s1->width ||s->height!= s1->height) { if (s != s1) - copy_fields(s, s1, golden_frame, current_frame); + copy_fields(s, s1, golden_frame, keyframe); return -1; } -- 1.7.5.4