Security update for the Linux Kernel (Live Patch 4 for SLE 15 SP3) (Important)
Description:
This update for the Linux Kernel 5.3.18-59_16 fixes several issues.
The following security issues were fixed:
- CVE-2021-3653: Fixed missing validation of the KVM `int_ctl` VMCB field that would have allowed a malicious L1 guest to enable AVIC support for the L2 guest (bsc#1189420). - CVE-2021-3656: Fixed KVM nSVM nested VMLOAD/VMSAVE interception (bsc#1189418). - CVE-2021-38198: Fixed KVM MMU to use the correct inherited permissions to get shadow page (bsc#1189278).
SUSE Cloud Compute Node for SUSE Linux Enterprise 12 5 SUSE Linux Enterprise Desktop 12 SUSE Linux Enterprise Desktop 12 SP1 SUSE Linux Enterprise Desktop 12 SP2 SUSE Linux Enterprise Desktop 15 SP3 SUSE Linux Enterprise High Performance Computing 15 SP3 SUSE Linux Enterprise Micro 5.1 SUSE Linux Enterprise Micro 5.2 SUSE Linux Enterprise Module for Basesystem 15 SUSE Linux Enterprise Module for Basesystem 15 SP3 SUSE Linux Enterprise Module for Desktop Applications 15 SP2 SUSE Linux Enterprise Module for Legacy Software 15 SUSE Linux Enterprise Module for Legacy Software 15 SP1 SUSE Linux Enterprise Module for Live Patching 15 SUSE Linux Enterprise Module for Live Patching 15 SP3 SUSE Linux Enterprise Server 12 SUSE Linux Enterprise Server 12 SP1 SUSE Linux Enterprise Server 15 SP3 SUSE Linux Enterprise Server for SAP Applications 15 SP3 SUSE Linux Enterprise Software Development Kit 11 SP2 SUSE Linux Enterprise Software Development Kit 11 SP3 SUSE Linux Enterprise Software Development Kit 12 SP1 SUSE Linux Enterprise Software Development Kit 12 SP2 SUSE Linux Enterprise Workstation Extension 12 SUSE Linux Enterprise Workstation Extension 12 SP1 SUSE Linux Enterprise Workstation Extension 15 SUSE Manager Proxy 4.2 SUSE Manager Server 4.2 SUSE Package Hub for SUSE Linux Enterprise 12 SUSE Package Hub for SUSE Linux Enterprise 15