[FFmpeg-devel] [PATCH] avcodec/jpeg2000dec: clear array length when freeing it

[James Almer]

Fixes NULL pointer dereferences.
Fixes ticket #11393.

Signed-off-by: James Almer <jamrial at gmail.com>
---
 libavcodec/jpeg2000dec.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavcodec/jpeg2000dec.c b/libavcodec/jpeg2000dec.c
index 84eebfd1b2..352860f4c0 100644
--- a/libavcodec/jpeg2000dec.c
+++ b/libavcodec/jpeg2000dec.c
@@ -1517,6 +1517,7 @@ static int jpeg2000_decode_packet(Jpeg2000DecoderContext *s, Jpeg2000Tile *tile,
                 }
             }
             av_freep(&cblk->lengthinc);
+            cblk->nb_lengthinc = 0;
         }
     }
     // Save state of stream
-- 
2.47.1