RHSA-2020:2171: Important: kernel-rt security and bug fix update
The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements.Security Fix(es): Kernel: NetLabel: null pointer dereference while receiving CIPSO packet with null category may cause kernel panic (CVE-2020-10711) Kernel: kvm: nVMX: L2 guest may trick the L0 hypervisor to access sensitive L1 resources (CVE-2020-2732) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.Bug Fix(es): kernel-rt: update RT source tree to the latest RHEL-8.2.z source tree (BZ#1831781)
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2020:2171?
The severity of RHSA-2020:2171 is classified as important.
How do I fix RHSA-2020:2171?
To fix RHSA-2020:2171, you should update the affected kernel-rt packages to version 4.18.0-193.1.2.rt13.53.el8_2.
Which packages are affected by RHSA-2020:2171?
The affected packages include kernel-rt, kernel-rt-core, kernel-rt-debug, and various kernel-rt debugging packages.
What type of vulnerability is addressed in RHSA-2020:2171?
RHSA-2020:2171 addresses a null pointer dereference vulnerability in the kernel's NetLabel module.
Is RHSA-2020:2171 applicable to all systems?
RHSA-2020:2171 is specifically applicable to Red Hat Enterprise Linux 8 systems using the real-time kernel.