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Merge pull request #7706 from nmeum/coap-integer-overflow

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cbor: fix integer overflow in decode_bytes
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Kaspar Schleiser 2017-10-10 16:34:45 +02:00 committed by GitHub
commit 56513ea953
1 changed files with 1 additions and 1 deletions
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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; return 0;
} }
if (length < bytes_length + 1) { if (bytes_length == SIZE_MAX || length < bytes_length + 1) {
return 0; return 0;
} }