Kevin Karhan :verified:<p><span class="h-card" translate="no"><a href="https://hachyderm.io/@dalias" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>dalias</span></a></span> <span class="h-card" translate="no"><a href="https://aus.social/@StryderNotavi" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>StryderNotavi</span></a></span> <span class="h-card" translate="no"><a href="https://pleroma.marchera-pas.fr/users/gantua" class="u-url mention" rel="nofollow noopener noreferrer" target="_blank">@<span>gantua</span></a></span> given that early versions of the <a href="https://infosec.space/tags/RaspberryPi" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>RaspberryPi</span></a> <a href="https://en.wikipedia.org/wiki/Raspberry_Pi#Vulnerability_to_flashes_of_light" rel="nofollow noopener noreferrer" target="_blank">could be crashed / kernel panic'd with a xenon flash</a>, I'd not be surprised of that possibility.</p><ul><li>And given the early versions up to &amp; including <a href="https://infosec.space/tags/Pi3B" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Pi3B</span></a> are supposed to run off <a href="https://infosec.space/tags/MicroUSB" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>MicroUSB</span></a>, sometimes with as little as 500mA ( <a href="https://infosec.space/tags/Pi0v1" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Pi0v1</span></a>.2 ) and maxing out at 2,4A ( <a href="https://infosec.space/tags/Pi3Bplus" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>Pi3Bplus</span></a> ) I'm shure they are at the lower end of tolerance re: SPI bus voltages for <a href="https://infosec.space/tags/SD" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>SD</span></a> / <a href="https://infosec.space/tags/microSD" class="mention hashtag" rel="nofollow noopener noreferrer" target="_blank">#<span>microSD</span></a> cards... </li></ul><p>Add to that a card that just barely keep up with it and we get those <em>too tight tolerances</em> between the two, so yeah, it all comes together.</p><ul><li>OFC this is a hardware flaw and not really fixable except with a new board version / swapping certain components.</li></ul>