tari-project / tari / 5806348089

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fix: check bytes remaining on monero blocks (#5610)

Description
---
Checks the bytes left after deserializing monero pow_data to ensure all
bytes have been used.

Motivation and Context
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Because the struct is stored as raw vec<u8> in headers, we need to
ensure that all the bytes are used after deserializing to ensure that
malicious nodes dont attcked bytes to change the hash or enlarge the
headers. See TARI-010

How Has This Been Tested?
---
unit tests

Audit Finding Number
---
TARI-010

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Co-authored-by: Stan Bondi <sdbondi@users.noreply.github.com>

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