AIThe Registerabout 2 hours ago
TONTOU attack bypasses Spectre defenses on Intel, AMD
4 min read
MIT researchers Daniël Trujillo and Mengjia Yan developed TONTOU, a speculative execution attack using timer interrupts to re-poison branch predictors during the post-neutralization window. The attack broke KASLR on all ten runs and leaked etc/shadow in five, with a working exploit on AMD Zen 2.
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