ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Sat Jan 2 00:36:39 2021 +0100| [c35e456f54d6c59ea62b18ce5b273da67c60903c] | committer: Michael Niedermayer
avformat/mvdec: Allocate extradata only once Fixes: memleak Fixes: 28686/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5822961932173312 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=c35e456f54d6c59ea62b18ce5b273da67c60903c --- libavformat/mvdec.c | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/libavformat/mvdec.c b/libavformat/mvdec.c index f1f73e51f9..2aef93a735 100644 --- a/libavformat/mvdec.c +++ b/libavformat/mvdec.c @@ -213,10 +213,12 @@ static int parse_video_var(AVFormatContext *avctx, AVStream *st, st->codecpar->width = var_read_int(pb, size); } else if (!strcmp(name, "ORIENTATION")) { if (var_read_int(pb, size) == 1101) { - st->codecpar->extradata = av_strdup("BottomUp"); - if (!st->codecpar->extradata) - return AVERROR(ENOMEM); - st->codecpar->extradata_size = 9; + if (!st->codecpar->extradata) { + st->codecpar->extradata = av_strdup("BottomUp"); + if (!st->codecpar->extradata) + return AVERROR(ENOMEM); + st->codecpar->extradata_size = 9; + } } } else if (!strcmp(name, "Q_SPATIAL") || !strcmp(name, "Q_TEMPORAL")) { var_read_metadata(avctx, name, size); _______________________________________________ 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".
