PwnEscape Linux kernel flaw lets guest VMs leak host memory
A critical Linux kernel networking bug, CVE-2026-99999, lets code inside a virtual machine read host memory with crafted packets. Fixed stable kernels are available.
#Linux Kernel
Cybersecurity news about “Linux Kernel”.
Nine-year-old Linux kernel flaw Vghost grants root and can enable VM escape
Tencent researchers published working demos for CVE-2026-74580, a vhost bug in Linux kernels 4.11 through 7.2-rc4 that lets local users gain root and, in some setups, lets a guest attack the host.