UBUNTU-CVE-2026-64510

In the Linux kernel, the following vulnerability has been resolved: ACPI: NFIT: core: Fix acpinfitinit error cleanup If acpinfitinit fails after adding the acpidesc object to the acpidescs list, that object is never removed from that list because the acpinfitshutdown devm action is not added for...

CVE-2026-64214 powerpc/time: Remove redundant preempt_disable|enable() calls from arch_irq_work_raise()

In the Linux kernel, the following vulnerability has been resolved: powerpc/time: Remove redundant preemptdisable|enable calls from archirqworkraise A kernel panic is observed when handling machine check exceptions from real mode. BUG: Unable to handle kernel data access on read at...

CVE-2026-64214

CVE-2026-64214 affects the Linux kernel on PowerPC where arch_irq_work_raise() redundantly called preempt_disable()/preempt_enable() while handling machine check exceptions in real mode. The MCE/NMI context is not preemptible, so the extra preemption protection could fault when accessing preempt_...