Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2026-002353)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-002353 advisory. The tmreclaimthread function in arch/powerpc/kernel/process.c in the Linux kernel before 4.4.1 on powerpc platforms does not ensure that TM suspend mode exists befor...

CVE-2020-8834

A flaw was found in the way the KVM hypervisor on the Power8 processor stores the r1 register state in the 'HSTATEHOSTR1' field on the Linux kernel stack. This flaw occurs while handling hypercalls in Transactional Memory TM suspend mode in the kvmppcsavetm and kvmppcrestoretm routines, leading t...

Code injection

The tmreclaimthread function in arch/powerpc/kernel/process.c in the Linux kernel before 4.4.1 on powerpc platforms does not ensure that TM suspend mode exists before proceeding with a tmreclaim call, which allows local users to cause a denial of service TM Bad Thing exception and panic via a...