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Side channel allows access to RAM of AMD security controller PSP
With old AMD processors, the RAM address management anchored in hardware can be manipulated to access supposedly protected areas.
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tomshardware.com
Just one instruction on AMD's 2015-era CPUs gets you access to Platform Security Processor, microcode, and System Management Interface —…
Not a very practical exploit, but an exceedingly interesting one.
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heise.de
Seitenkanal erlaubt Zugriff auf RAM des AMD-Sicherheitscontrollers PSP
Bei alten AMD-Prozessoren lässt sich die in Hardware verankerte RAM-Adressverwaltung manipulieren, um auf vermeintlich geschützte Bereiche zuzugreifen.
