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| author | Michael Niedermayer <michael@niedermayer.cc> | 2019-06-13 15:05:54 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2019-06-30 18:50:22 +0200 |
| commit | 3fa15bb096b1e64206f0307460c9b694e6d368d9 (patch) | |
| tree | 1ba8ddbd818833cb8dc30a6a585d4bf3e46d068d /libavcodec/hevc_ps.h | |
| parent | 523a47b3f6004352236ec46e9d870e236b1428f3 (diff) | |
| download | ffmpeg-3fa15bb096b1e64206f0307460c9b694e6d368d9.tar.gz | |
avcodec/hevc_ps: Fix integer overflow with num_tile_rows and num_tile_columns
Fixes: signed integer overflow: -2147483648 - 1 cannot be represented in type 'int'
Fixes: 14880/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_HEVC_fuzzer-5130977304641536
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: James Almer <jamrial@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit c692051252693155c4eecd16f4f8a79caf66cd54)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/hevc_ps.h')
| -rw-r--r-- | libavcodec/hevc_ps.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/libavcodec/hevc_ps.h b/libavcodec/hevc_ps.h index 1fbda199e3..77e5fd83c7 100644 --- a/libavcodec/hevc_ps.h +++ b/libavcodec/hevc_ps.h @@ -344,8 +344,8 @@ typedef struct HEVCPPS { uint8_t tiles_enabled_flag; uint8_t entropy_coding_sync_enabled_flag; - int num_tile_columns; ///< num_tile_columns_minus1 + 1 - int num_tile_rows; ///< num_tile_rows_minus1 + 1 + uint16_t num_tile_columns; ///< num_tile_columns_minus1 + 1 + uint16_t num_tile_rows; ///< num_tile_rows_minus1 + 1 uint8_t uniform_spacing_flag; uint8_t loop_filter_across_tiles_enabled_flag; |