[FFmpeg-devel] [PATCH 2/3] avcodec/hevc_ps: Fix c?_qp_offset_list size

Michael Niedermayer michael at niedermayer.cc
Sun Sep 10 22:10:17 EEST 2017


Fixes: runtime error: index 5 out of bounds for type 'int8_t const[5]'
Fixes:3175/clusterfuzz-testcase-minimized-4736774054084608

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/hevc_ps.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavcodec/hevc_ps.h b/libavcodec/hevc_ps.h
index 78f9dd876e..4e6c3bc849 100644
--- a/libavcodec/hevc_ps.h
+++ b/libavcodec/hevc_ps.h
@@ -366,8 +366,8 @@ typedef struct HEVCPPS {
     uint8_t chroma_qp_offset_list_enabled_flag;
     uint8_t diff_cu_chroma_qp_offset_depth;
     uint8_t chroma_qp_offset_list_len_minus1;
-    int8_t  cb_qp_offset_list[5];
-    int8_t  cr_qp_offset_list[5];
+    int8_t  cb_qp_offset_list[6];
+    int8_t  cr_qp_offset_list[6];
     uint8_t log2_sao_offset_scale_luma;
     uint8_t log2_sao_offset_scale_chroma;
 
-- 
2.14.1



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