[FFmpeg-devel] [PATCH V1 1/6] lavf/4xm: fix memory leak in error handing path

Jun Zhao mypopydev at gmail.com
Sat Sep 21 05:12:10 EEST 2019


From: Jun Zhao <barryjzhao at tencent.com>

need to free the header in error path

Signed-off-by: Jun Zhao <barryjzhao at tencent.com>
---
 libavformat/4xm.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/libavformat/4xm.c b/libavformat/4xm.c
index a984fc9..8054980 100644
--- a/libavformat/4xm.c
+++ b/libavformat/4xm.c
@@ -241,6 +241,7 @@ static int fourxm_read_header(AVFormatContext *s)
         size       = AV_RL32(&header[i + 4]);
         if (size > header_size - i - 8 && (fourcc_tag == vtrk_TAG || fourcc_tag == strk_TAG)) {
             av_log(s, AV_LOG_ERROR, "chunk larger than array %d>%d\n", size, header_size - i - 8);
+            av_free(header);
             return AVERROR_INVALIDDATA;
         }
 
-- 
1.7.1



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