Fresh kernel flaw comes with public exploit code and continues ugly run of highly reliable privilege escalation bugs tied to memory and page cache handling Linux admins hoping Dirty Frag was a one off horror from the kernel networking stack are about to have a considerably worse week. Researchers at Wiz have published an analysis of Fragnesia, a Linux kernel local privilege escalation flaw discovered by William Bowling of the V12 security team that allows unprivileged users to gain root by...

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