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cbor: fix integer overflow in decode_bytes

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Sören Tempel 2017-10-10 13:24:52 +02:00
parent a295b0eb91
commit 8255810bab
1 changed files with 1 additions and 1 deletions
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2
sys/cbor/cbor.c
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@ -400,7 +400,7 @@ static size_t decode_bytes(const cbor_stream_t *s, size_t offset, char *out, siz
return 0;
}
if (length < bytes_length + 1) {
if (bytes_length == SIZE_MAX || length < bytes_length + 1) {
return 0;
}