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| author | Michael Niedermayer <michael@niedermayer.cc> | 2021-03-17 13:14:39 +0100 |
|---|---|---|
| committer | Michael Niedermayer <michael@niedermayer.cc> | 2021-09-11 21:23:49 +0200 |
| commit | 36ee2ff37aa6c856e9f6d26136e4d00836076aa1 (patch) | |
| tree | 26133fd4c8a59aba6eeeed861a208df316677256 | |
| parent | f7e195bdd31820fa5eed0aa935798658956f214c (diff) | |
| download | ffmpeg-36ee2ff37aa6c856e9f6d26136e4d00836076aa1.tar.gz | |
avcodec/speedhq: Width < 8 is not supported
Fixes: out of array access
Fixes: 31733/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SPEEDHQ_fuzzer-4704307963363328
Fixes: 31736/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_SPEEDHQ_fuzzer-6190960292790272
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 462b8261aa3c4f9844b2e050c74b9a2018e3649d)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
| -rw-r--r-- | libavcodec/speedhq.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/speedhq.c b/libavcodec/speedhq.c index 6d3487ca19..8897611ec7 100644 --- a/libavcodec/speedhq.c +++ b/libavcodec/speedhq.c @@ -424,7 +424,7 @@ static int speedhq_decode_frame(AVCodecContext *avctx, uint32_t second_field_offset; int ret; - if (buf_size < 4) + if (buf_size < 4 || avctx->width < 8) return AVERROR_INVALIDDATA; quality = buf[0]; |