CVE-2026-40369 is an unprivileged arbitrary 12-byte kernel write in nt!ExpGetProcessInformation, reachable from Chrome/Edge/Firefox renderer sandboxes via NtQuerySystemInformation. A walk through the unchecked ProbeForWrite path and a five-phase LPE that forges a SYSTEM token with NtCreateToken. core-jmp.org/2026/06/cve-202… #BrowserExploitation #ChromeSandboxEscape #CVE #CVE202640369 #KASLR #KernelExploitation #KernelR/WPrimitive #LocalPrivilegeEscalation #NtCreateToken #ntoskrnlexe #NtQuerySystemInformation #Pwn2Own #SandboxEscape #Syscalls #SYSTEMPrivileges #Windows11 #Windows1125H2 #WindowsExploitDevelopment #WindowsInternals #WindowsKernel #WindowsKernelExploitation #WindowsKernelVulnerability #WindowsLPE #WindowsPrivilegeEscalation #Windowssecurity #WindowsServer2025

Kernelr

Clever attack exploits fully-patched Linux kernel - Register: Clever attack exploits fully-patched Linux kernelR.. http://bit.ly/dZ8RD