Fixes: use of uninitialized memory Fixes: 427532813/clusterfuzz-testcase-minimized-ffmpeg_dem_MXG_fuzzer-5661938917113856
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavformat/mxg.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/libavformat/mxg.c b/libavformat/mxg.c index 6a39873f213..40139d7d3d9 100644 --- a/libavformat/mxg.c +++ b/libavformat/mxg.c @@ -127,6 +127,8 @@ static int mxg_update_cache(AVFormatContext *s, unsigned int cache_size) mxg->cache_size += ret; + memset(mxg->buffer_ptr + mxg->cache_size, 0, AV_INPUT_BUFFER_PADDING_SIZE); + return ret; } -- 2.50.1 _______________________________________________ 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".
