[FFmpeg-cvslog] avcodec/jpeg2000dec: Free packed_headers

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michael at niedermayer.cc> | Wed May 13 22:42:14 2020 +0200| [ea29f07b2f0ef6f97f34ddd3478769f19fdcde90] | committer: Michael Niedermayer

avcodec/jpeg2000dec: Free packed_headers

Fixes: memleak
Fixes: 21784/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_JPEG2000_fuzzer-565256551058636

Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Gautam Ramakrishnan <gautamramk at gmail.com>
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=ea29f07b2f0ef6f97f34ddd3478769f19fdcde90
---

 libavcodec/jpeg2000dec.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavcodec/jpeg2000dec.c b/libavcodec/jpeg2000dec.c
index 460a4ad95c..65555424ed 100644
--- a/libavcodec/jpeg2000dec.c
+++ b/libavcodec/jpeg2000dec.c
@@ -2014,6 +2014,8 @@ static void jpeg2000_dec_cleanup(Jpeg2000DecoderContext *s)
                 ff_jpeg2000_cleanup(comp, codsty);
             }
             av_freep(&s->tile[tileno].comp);
+            av_freep(&s->tile[tileno].packed_headers);
+            s->tile[tileno].packed_headers_size = 0;
         }
     }
     av_freep(&s->tile);