CVE-2022-42309 - How a Malicious Guest Can Crash Xenstore — Deep Dive and Exploit Example
In late 2022, a new vulnerability shook the virtualization world: CVE-2022-42309. This bug gave malicious guests in Xen-based virtual environments a way to crash xenstored—
CVE-2022-42314 - How Xenstore Memory Exploit Lets Guests Crash Your Xen Servers
If you use Xen virtualization in your infrastructure, you might already know that Xenstore is the central database where various parts of Xen—including virtual
CVE-2022-42320 - How Xenstore Leaks Old Domain Access and How it Can Be Exploited
Security flaws in the virtualization stack often have long and surprising after-effects. CVE-2022-42320 is a prime example of how a small detail in access control
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