Fixes: memleak Fixes: 16140/clusterfuzz-testcase-minimized-ffmpeg_DEMUXER_fuzzer-5684008052064256
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavformat/realtextdec.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/libavformat/realtextdec.c b/libavformat/realtextdec.c index e12871e6ad..204e557aa2 100644 --- a/libavformat/realtextdec.c +++ b/libavformat/realtextdec.c @@ -87,6 +87,10 @@ static int realtext_read_header(AVFormatContext *s) /* save header to extradata */ const char *p = ff_smil_get_attr_ptr(buf.str, "duration"); + if (st->codecpar->extradata) { + res = AVERROR_INVALIDDATA; + goto end; + } if (p) duration = read_ts(p); st->codecpar->extradata = av_strdup(buf.str); -- 2.22.0 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org https://ffmpeg.org/mailman/listinfo/ffmpeg-devel To unsubscribe, visit link above, or email ffmpeg-devel-requ...@ffmpeg.org with subject "unsubscribe".
