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| author | Michael Niedermayer <michael@niedermayer.cc> | 2022-07-03 00:43:21 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2022-07-03 19:36:26 +0200 |
| commit | cd847f86d31f87f0f7733ca6ab7a2c022a1398bd (patch) | |
| tree | 05064be3d377059d1c17f23c05b44e8e2292714f /libavcodec/qdrw.c | |
| parent | 1b8647cfdcc49bf7658a5e7f46d4064bcb9f20b0 (diff) | |
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>
Diffstat (limited to 'libavcodec/qdrw.c')
| -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 849d4a5cad..ff8f97713d 100644 --- a/libavcodec/qdrw.c +++ b/libavcodec/qdrw.c @@ -368,7 +368,7 @@ static int decode_frame(AVCodecContext *avctx, AVFrame *p, 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; |