diff options
| author | Michael Niedermayer <[email protected]> | 2021-08-08 20:46:32 +0200 |
|---|---|---|
| committer | Michael Niedermayer <[email protected]> | 2021-09-08 21:31:50 +0200 |
| commit | 82fe7775a8cd59f2a576b11db38ff9515c04bd1e (patch) | |
| tree | 1423858f94adc9a60fe1f04f0a9329adbe0584b6 | |
| parent | 4254dbe20fea3e3e1897c82027f148c868d6c11e (diff) | |
avcodec/vc1dec: ff_print_debug_info() does not support WMV3 field_mode
Fixes: out of array read
Fixes: 36331/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_WMV3_fuzzer-5140494328922112.fuzz
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <[email protected]>
(cherry picked from commit c59b5e3d1e0121ea23b5b326529f5bdca44cf982)
Signed-off-by: Michael Niedermayer <[email protected]>
| -rw-r--r-- | libavcodec/vc1dec.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/libavcodec/vc1dec.c b/libavcodec/vc1dec.c index d822240cff..d4ceb60791 100644 --- a/libavcodec/vc1dec.c +++ b/libavcodec/vc1dec.c @@ -1154,12 +1154,14 @@ image: if (s->pict_type == AV_PICTURE_TYPE_B || s->low_delay) { if ((ret = av_frame_ref(pict, s->current_picture_ptr->f)) < 0) goto err; - ff_print_debug_info(s, s->current_picture_ptr, pict); + if (!v->field_mode) + ff_print_debug_info(s, s->current_picture_ptr, pict); *got_frame = 1; } else if (s->last_picture_ptr) { if ((ret = av_frame_ref(pict, s->last_picture_ptr->f)) < 0) goto err; - ff_print_debug_info(s, s->last_picture_ptr, pict); + if (!v->field_mode) + ff_print_debug_info(s, s->last_picture_ptr, pict); *got_frame = 1; } } |