SUSE SLES12 Security Update : kernel (SUSE-SU-2020:1142-1)

The SUSE Linux Enterprise 12 SP5 kernel was updated to receive various security and bugfixes. The following security bugs were fixed : CVE-2020-8834: KVM on Power8 processors had a conflicting use of HSTATEHOSTR1 to store r1 state in kvmppchventry plus in kvmppcsave,restoretm, leading to a stack...

Linux kernel information disclosure vulnerability (CNVD-2020-22207)

Linux kernel is the kernel used by Linux, the open source operating system released by the Linux Foundation in the United States. An information disclosure vulnerability exists in the Linux kernel that stems from the KVM not fully implementing the ''vmxcheckintercept'' function. An attacker can...

CVE-2020-2732

A flaw was discovered in the way that the KVM hypervisor handled instruction emulation for an L2 guest when nested virtualisation is enabled. Under some circumstances, an L2 guest may trick the L0 guest into accessing sensitive L1 resources that should be inaccessible to the L2 guest...