The Lab · 2026-04-02 21:56:50 · Ars Technica
Two new attacks demonstrate a critical escalation in hardware-level threats, showing how a malicious user can gain complete root control of a host machine by performing novel Rowhammer attacks on high-performance Nvidia GPU cards. This is particularly dangerous given the economics of cloud computing, where these expens...
The Lab · 2026-05-08 08:38:07 · Google Security Echo RSS
The security of modern DRAM memory remains an open question despite years of industry mitigation efforts. Google has backed academic research that exposes persistent vulnerabilities in DDR5 memory modules, revealing that sophisticated attackers may still be able to exploit the notorious Rowhammer vulnerability even aft...
The Lab · 2026-05-11 02:01:47 · Schneier on Security
Two independent research teams have demonstrated a new rowhammer attack against NVIDIA Ampere-generation graphics cards that allows adversaries to gain complete control over CPU memory, effectively compromising the entire host machine. The attack, detailed in separate papers, exploits GDDR bitflips—a vulnerability in g...