RHSA-2020:3906: Low: qemu-kvm security, bug fix, and enhancement update
Kernel-based Virtual Machine (KVM) is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm packages provide the user-space component for running virtual machines that use KVM.Security Fix(es): QEMU: seccomp: blacklist is not applied to all threads (CVE-2018-15746) QEMU: vnc: memory leakage upon disconnect (CVE-2019-20382) 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.Additional Changes:For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.9 Release Notes linked from the References section.
Affected Software
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2020:3906?
The severity of RHSA-2020:3906 is rated as important due to the potential impact on security features.
How do I fix RHSA-2020:3906?
To fix RHSA-2020:3906, update the qemu-kvm and related packages to version 1.5.3-175.el7 or higher.
Which packages are affected by RHSA-2020:3906?
The affected packages include qemu-kvm, qemu-img, qemu-kvm-common, qemu-kvm-debuginfo, and qemu-kvm-tools.
What vulnerabilities does RHSA-2020:3906 address?
RHSA-2020:3906 addresses vulnerabilities related to the seccomp blacklist not being applied correctly in QEMU.
Is there a workaround for RHSA-2020:3906?
There is no official workaround for RHSA-2020:3906; updating to the recommended version is the best action.