RHSA-2020:0775: Important: qemu-kvm security update
First published: Tue Mar 10 2020(Updated: )
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.<br>Security Fix(es):<br><li> QEMU: slirp: heap buffer overflow during packet reassembly (CVE-2019-14378)</li> <li> QEMU: slirp: OOB buffer access while emulating tcp protocols in tcp_emu() (CVE-2020-7039)</li> <li> QEMU: Slirp: use-after-free during packet reassembly (CVE-2019-15890)</li> 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.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/qemu-kvm | <0.12.1.2-2.506.el6_10.6 | 0.12.1.2-2.506.el6_10.6 |
| redhat/qemu-guest-agent | <0.12.1.2-2.506.el6_10.6 | 0.12.1.2-2.506.el6_10.6 |
| redhat/qemu-img | <0.12.1.2-2.506.el6_10.6 | 0.12.1.2-2.506.el6_10.6 |
| redhat/qemu-kvm | <0.12.1.2-2.506.el6_10.6 | 0.12.1.2-2.506.el6_10.6 |
| redhat/qemu-kvm-debuginfo | <0.12.1.2-2.506.el6_10.6 | 0.12.1.2-2.506.el6_10.6 |
| redhat/qemu-kvm-tools | <0.12.1.2-2.506.el6_10.6 | 0.12.1.2-2.506.el6_10.6 |
| redhat/qemu-guest-agent | <0.12.1.2-2.506.el6_10.6 | 0.12.1.2-2.506.el6_10.6 |
| redhat/qemu-kvm-debuginfo | <0.12.1.2-2.506.el6_10.6 | 0.12.1.2-2.506.el6_10.6 |
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Reference Links
Frequently Asked Questions
What is the severity of RHSA-2020:0775?
The severity of RHSA-2020:0775 is classified as important due to potential exploitation of the heap buffer overflow vulnerability.
How do I fix RHSA-2020:0775?
To fix RHSA-2020:0775, update the qemu-kvm, qemu-guest-agent, and qemu-img packages to version 0.12.1.2-2.506.el6_10.6 or later.
What are the affected packages in RHSA-2020:0775?
The affected packages in RHSA-2020:0775 include qemu-kvm, qemu-guest-agent, and qemu-img among others.
What types of virtualization are impacted by RHSA-2020:0775?
RHSA-2020:0775 impacts the kernel-based virtualization solution for full virtualization scenarios in Linux.
Is RHSA-2020:0775 related to mQEMU?
Yes, RHSA-2020:0775 is related to the QEMU project, which is responsible for the user-space component that facilitates virtualization.
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