🚨 A Linux kernel vhost flaw can let a local attacker cross virtualization boundaries…
This is a dev post classified by AGK Intelligence as Security (news), kept by the Dev Radar because it carries real work, not commentary.
🚨 A Linux kernel vhost flaw can let a local attacker cross virtualization boundaries and escalate privileges; CVE-2026-74580 PoC: https://github.com/YounesHfa/CVE-2026-74580 The vulnerability stems from stale vring metadata caching in the kernel’s vhost subsystem. Reconfiguring a vring while a device IOTLB is attached can lead to out-of-bounds memory access and host kernel memory corruption. Details CVSS: 8.8 High Impact: Local privilege escalation / host kernel compromise Affected: Multiple Linux kernel versions using vulnerable vhost implementations Fixed: Vendor-specific patched kernel
Posted by Dark Web Informer (259.2k followers) 1 h ago · 14 likes · 4.1k views · view the original post on X. Kept by the Dev Radar as Security. Tools mentioned: cve-2026-74580.
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