[FFmpeg-cvslog] avcodec/vp9_raw_reorder_bsf: Check for existence of data before reading it
Andreas Rheinhardt
git at videolan.org
Thu Mar 31 12:20:58 EEST 2022
ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt at outlook.com> | Thu May 28 16:57:06 2020 +0200| [ab25b6aee6295b6fb77c076c85c89df9f2af08e7] | committer: Andreas Rheinhardt
avcodec/vp9_raw_reorder_bsf: Check for existence of data before reading it
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=ab25b6aee6295b6fb77c076c85c89df9f2af08e7
---
libavcodec/vp9_raw_reorder_bsf.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/libavcodec/vp9_raw_reorder_bsf.c b/libavcodec/vp9_raw_reorder_bsf.c
index f98752c775..e7d301cb85 100644
--- a/libavcodec/vp9_raw_reorder_bsf.c
+++ b/libavcodec/vp9_raw_reorder_bsf.c
@@ -292,6 +292,11 @@ static int vp9_raw_reorder_filter(AVBSFContext *bsf, AVPacket *out)
return err;
}
+ if (!in->size) {
+ av_packet_free(&in);
+ return AVERROR_INVALIDDATA;
+ }
+
if ((in->data[in->size - 1] & 0xe0) == 0xc0) {
av_log(bsf, AV_LOG_ERROR, "Input in superframes is not "
"supported.\n");
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