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Low 27 Cryptographic libraries

device_trezor: update protobuf definitions

Public commit record

What the developer wrote

Authored by jpk68

35/100 · Opaque
device_trezor: update protobuf definitions
✓ Descriptive subject! No meaningful explanatory body
The short version

What changed, and why it matters

This commit updates Monero's Trezor hardware wallet integration to match newer Trezor firmware protobuf definitions. It adds support for new device features (brightness, language packs, authenticity proofs, debug tools, etc.), renames some message types, and moves protobuf extension options into a separate file. There is no direct evidence in the commit that this fixes a security vulnerability; it appears to be a compatibility update to keep Monero working with current Trezor firmware.

Recommended action

Treat as a routine compatibility/maintenance update. Review the generated C++ code and any corresponding Trezor protocol implementation changes in related commits to confirm no behavioral security regressions were introduced by the new message definitions or direction changes.

Security signals we found

01

Large protobuf schema synchronization with upstream Trezor firmware

02

Monero transaction message directions corrected (wire_in vs wire_out)

03

Removal/reservation of deprecated passphrase-state message IDs

04

Addition of device-authentication and firmware-reboot message types

05

No C/C++ logic changes or bounds-checking patches present in diff

Risk score

Why this scored 27/100

Our methodology →
Potential impact 5/30
Exploitability 5/25
Stealth signal 5/15
Affected reach 5/15
Confidence 5/10
Evidence quality 2/5
Human-validated context

Community notes

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