aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorMichael Niedermayer <michael@niedermayer.cc>2021-03-17 13:14:39 +0100
committerMichael Niedermayer <michael@niedermayer.cc>2021-03-19 23:59:45 +0100
commit462b8261aa3c4f9844b2e050c74b9a2018e3649d (patch)
treebb8548514685ec8800cbd13014f63f8e72e6893e
parent3e9284fccbfbea0a6feea5dae49725ced08953e2 (diff)
downloadffmpeg-462b8261aa3c4f9844b2e050c74b9a2018e3649d.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>
-rw-r--r--libavcodec/speedhq.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/speedhq.c b/libavcodec/speedhq.c
index 5861b7f6b5..711bcd66d7 100644
--- a/libavcodec/speedhq.c
+++ b/libavcodec/speedhq.c
@@ -498,7 +498,7 @@ 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];