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Thousands of Mazdas in the Seattle area are stuck on a single FM radio station (kuow.org)

729 points by walrus01 · 1681 days ago · 537 comments on HN

Article summary

A radio station in the Seattle area sent image files over the air, causing issues with some 2014-2017 Mazda vehicles with older software. The problem resulted in the cars being stuck on a single FM radio station. The issue is reportedly due to an unsanitized input vulnerability failure. A hardware replacement or firmware upgrade may be required to fix the problem.

Main themes

  • car safety features
  • infotainment system vulnerabilities
  • backup camera requirements
  • car design and rear visibility
  • supply chain complexity
  • safety vs expense tradeoffs
  • regulatory requirements for safety features

What commenters say

  • The addition of non-critical features like displaying album art for radio stations increases the attack surface and may not be worth the risk.
  • Backup cameras are a useful safety feature and should be mandatory, despite some considering them an unnecessary expense.
  • The requirement for backup cameras in new cars is a sensible safety measure that has saved lives.
  • Some argue that good rear visibility in car design could reduce the need for backup cameras, but others counter that cameras provide better coverage than mirrors and windows alone.
  • The issue highlights the potential risks of connecting critical systems to non-critical features like infotainment systems.
  • The problem may not be limited to Mazda, as the supply chain for car radios can be complex and involve multiple suppliers.
  • Some commenters believe that the focus on safety features like backup cameras has led to a lack of attention to basic car design principles like rear visibility.
  • Others argue that safety features like backup cameras and ABS are essential and that their benefits outweigh their costs.