CVE-2026-90212

A flaw was found in the Linux kernel's arm64 EFI Extensible Firmware Interface implementation. When software PAN Privileged Access Never is enabled, the system can experience a bad kernel memory access. This occurs due to incorrect handling of the TTBR0EL1 register during voluntary preemption...

CVE-2026-90212: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: arm64/efi: Avoid voluntary preemption with efimm installed Gus reports a bad kernel memory access when using software PAN CONFIGARM64SWTTBR0PAN=y on a machine with support for EFI runtime services: Unable to handle kernel access ...

Google Android - Unprotected MSRs in EL1 RKP Privilege Escalation Exploit

Exploit for Android platform in category dos / poc Source: https://bugs.chromium.org/p/project-zero/issues/detail?id=980 As part of Samsung KNOX, Samsung phones include a security hypervisor called RKP Real-time Kernel Protection, running in EL2. This hypervisor is meant to ensure that the HLOS...