Fixes OOM
Fixes: 2131/clusterfuzz-testcase-minimized-4718045157130240
Found-by: continuous fuzzing process
https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
---
libavcodec/shorten.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/libavcodec/shorten.c b/libavcodec/shorten.c
index b785284aa2..18b77300a0 100644
--- a/libavcodec/shorten.c
+++ b/libavcodec/shorten.c
@@ -445,6 +445,10 @@ static int read_header(ShortenContext *s)
s->blocksize = blocksize;
maxnlpc = get_uint(s, LPCQSIZE);
+ if (maxnlpc > 1024U) {
+ av_log(s->avctx, AV_LOG_ERROR, "maxnlpc is: %d\n", maxnlpc);
+ return AVERROR_INVALIDDATA;
+ }
s->nmean = get_uint(s, 0);
skip_bytes = get_uint(s, NSKIPSIZE);
--
2.13.0
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