Fixes: use after free Fixes: 22484/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEG2000_fuzzer-5671488765296640
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> --- libavcodec/jpeg2000dec.c | 1 + 1 file changed, 1 insertion(+) diff --git a/libavcodec/jpeg2000dec.c b/libavcodec/jpeg2000dec.c index 65555424ed..b7766459c4 100644 --- a/libavcodec/jpeg2000dec.c +++ b/libavcodec/jpeg2000dec.c @@ -928,6 +928,7 @@ static int get_ppt(Jpeg2000DecoderContext *s, int n) tile->packed_headers = new; } else return AVERROR(ENOMEM); + memset(&tile->packed_headers_stream, 0, sizeof(tile->packed_headers_stream)); memcpy(tile->packed_headers + tile->packed_headers_size, s->g.buffer, n - 3); tile->packed_headers_size += n - 3; -- 2.17.1 _______________________________________________ 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".
