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| author | Michael Niedermayer <michael@niedermayer.cc> | 2022-07-03 00:43:21 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2022-10-09 22:15:37 +0200 |
| commit | 9be645c544a12277e974e268702c6a24d01f9150 (patch) | |
| tree | 74af8cabd0e06428cb3b2106b68f7c8d449828b2 | |
| parent | b6c471ab4ea04b55662c9446bd57c63946239133 (diff) | |
| download | ffmpeg-9be645c544a12277e974e268702c6a24d01f9150.tar.gz | |
avcodec/qdrw: adjust max colors to array size
Fixes: out of array access
Fixes: 48429/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_QDRAW_fuzzer-4608329791438848
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Reviewed-by: Paul B Mahol <onemda@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit cd847f86d31f87f0f7733ca6ab7a2c022a1398bd)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/qdrw.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/qdrw.c b/libavcodec/qdrw.c index 65279c9805..c04c756d71 100644 --- a/libavcodec/qdrw.c +++ b/libavcodec/qdrw.c @@ -369,7 +369,7 @@ static int decode_frame(AVCodecContext *avctx, bytestream2_skip(&gbc, 18); colors = bytestream2_get_be16(&gbc); - if (colors < 0 || colors > 256) { + if (colors < 0 || colors > 255) { av_log(avctx, AV_LOG_ERROR, "Error color count - %i(0x%X)\n", colors, colors); return AVERROR_INVALIDDATA; |