Linux Sees Patches For "Critical" Vulnerability Affecting Many Arm CPUs

Linux Sees Patches For “Critical” Vulnerability Affecting Many Arm CPUs

Made public today is CVE-2025-10263 as a “critical” security vulnerability affecting many different Arm CPU cores. CVE-2025-10263 could allow for privilege escalation on affected systems due to a specific timing condition during a memory permission change. Fundamentally it comes down to completion of affected memory accesses might not be guaranteed by the completion of a TLBI… https://www.phoronix.com/news/Arm-CPU-Critical-CVE-2025-10263