CVE-2022-42324 - Deep Dive Into 32→31 Bit Integer Truncation in Oxenstored — What Went Wrong?
In the world of virtualization, small mistakes can have big consequences. CVE-2022-42324 is a prime example—a simple integer casting mistake in the Oxenstored component
CVE-2022-42313 - How Malicious Guests Can Run Xenstore Out of Memory – Analysis, Exploit Details, and Mitigation
CVE-2022-42313 is a significant vulnerability affecting Xen hypervisors, specifically the xenstored process. This vulnerability lets malicious guest virtual machines (VMs) force xenstored to consume excessive
CVE-2022-42327 - Breaking Guest Isolation on Intel x86 via xAPIC Page Sharing
A critical vulnerability, tracked as CVE-2022-42327, exposes a flaw in the memory isolation mechanism of Xen hypervisor on Intel x86 systems. When Intel’s “Virtualize
CVE-2022-42323 - Xenstore Node Explosion – How Guests Can Fill Dom’s Quota
*CVE-2022-42323* highlights a weakness in the Xen Hypervisor’s Xenstore service, uncovering how two collaborating virtual machines (VMs), or “guests,” can fill the hypervisor’s
CVE-2022-42310 - Understanding the Xenstore Orphaned Nodes Vulnerability and How It Can Be Exploited
TL;DR: This post explains CVE-2022-42310, a flaw in Xen where guests can create orphaned nodes in Xenstore, possibly affecting the stability and security of
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