[FFmpeg-devel] [PATCH] avcodec/v4l2_m2m_dec: Fix memleak on ff_v4l2_m2m_codec_init() failure
Michael Niedermayer
michael at niedermayer.cc
Sat Jun 1 18:16:56 EEST 2019
Fixes: 13579/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MPEG1_V4L2M2M_fuzzer-5753560726241280
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
---
libavcodec/v4l2_m2m_dec.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/libavcodec/v4l2_m2m_dec.c b/libavcodec/v4l2_m2m_dec.c
index 710e40efd8..d0601f0e2f 100644
--- a/libavcodec/v4l2_m2m_dec.c
+++ b/libavcodec/v4l2_m2m_dec.c
@@ -188,7 +188,11 @@ static av_cold int v4l2_decode_init(AVCodecContext *avctx)
ret = ff_v4l2_m2m_codec_init(avctx);
if (ret) {
+ V4L2m2mPriv *priv = avctx->priv_data;
av_log(avctx, AV_LOG_ERROR, "can't configure decoder\n");
+ s->self_ref = NULL;
+ av_buffer_unref(&priv->context_ref);
+
return ret;
}
--
2.21.0
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