X19-Embedded (purduerov)FirmwareConfidence: Medium

The CAN flash tool computes CRC32 over the unpadded image but pads the last 60-byte chunk with 0xFF on the wire, so verify fails whenever size mod 60 is not 0, and stale ACKs can also desync verify.

Impact Analysis

Persona

Firmware Engineer

Team Size Impact

5x Multiplier

Prototype Delay

3 Days

Est. Annual Cost

$30,000

1 user · 1 month240 min
Rest of team960 min
Rest of year13,200 min

monthly_minutes × 12 × team_multiplier ÷ 60 × $75/hr = $30k/yr

$75/hr assumed rate.

Annual team-minutes decomposed from the reported monthly inputs.

Evidence & Sources

1 Sources

purduerov/X19-Embedded Issue #260: [Medium] bootloader/can_flash: 60-byte chunk size violates flash word alignment, corrupts final-chunk CRC32, and desyncs on stale ACKs

github.com

→

Analyst Notes

From the Grok pain-radar digests, Oct 26-27 2026 (Oct 26 12:41 PM ET through Oct 27 7:41 AM ET digests plus the Haitch editions). Verified live 2026-10-27: issue/PR/thread read; title and state confirmed.