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NFC: EMV expiry date month bug #289

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NFC: EMV expiry date month bug #289

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Willy-JL
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@Willy-JL Willy-JL commented Nov 4, 2024

What's new

  • users reported EMV cards showing 00 as expiry date month
  • cannto replicate on my mastercards, they all show day month and year correctly
  • testing revert of 14a layer changes to see if this had side effects in emv parser (relevant commits 0902fd4 and 57c438d)

For the reviewer

  • I've uploaded the firmware with this patch to a device and verified its functionality
  • I've confirmed the bug to be fixed / feature to be stable

@Willy-JL Willy-JL added the bugfix Something isn't working label Nov 4, 2024
@Willy-JL Willy-JL self-assigned this Nov 4, 2024
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github-actions bot commented Nov 4, 2024

Compiled f7 firmware for commit 2d62d8a7:

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Willy-JL commented Nov 6, 2024

confirmed by @skizzophrenic on discord that reverting this fixes the 00 month issue. however cannot just revert it as this is a major improvement in other areas, so need to investigate why its happening

@Willy-JL Willy-JL added help-wanted Extra attention is needed needs-triage Enough information, needs to be investigated labels Nov 6, 2024
@Willy-JL Willy-JL removed their assignment Nov 8, 2024
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