diff options
| author | Michael Niedermayer <michael@niedermayer.cc> | 2021-08-14 17:45:02 +0300 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-09-19 23:36:23 +0300 |
| commit | 0faf04e807fc09bb3d72a034c284fe44b54fa76b (patch) | |
| tree | cc40e310d623b3640a63177b97c582e2962e0eb3 /libavcodec/snow.h | |
| parent | db18f29b33a060b3ce0fc7ac7d215aeb3506c0ae (diff) | |
avcodec/snowdec: Maintain avmv buffer
This avoids reallocating per frame
Fixes: Assertion failure
Fixes: 36359/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SNOW_fuzzer-6733238591684608
Fixes: 38623/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SNOW_fuzzer-6098656512573440
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
Diffstat (limited to 'libavcodec/snow.h')
| -rw-r--r-- | libavcodec/snow.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/libavcodec/snow.h b/libavcodec/snow.h index c0d2599859..8795491cf3 100644 --- a/libavcodec/snow.h +++ b/libavcodec/snow.h @@ -186,6 +186,7 @@ typedef struct SnowContext{ uint8_t *emu_edge_buffer; AVMotionVector *avmv; + unsigned avmv_size; int avmv_index; uint64_t encoding_error[AV_NUM_DATA_POINTERS]; |