RHSA-2021:0459: Moderate: qemu-kvm-rhev security update
First published: Tue Feb 09 2021(Updated: )
KVM (Kernel-based Virtual Machine) is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm-rhev packages provide the user-space component for running virtual machines that use KVM in environments managed by Red Hat products.<br>Security Fix(es):<br><li> QEMU: slirp: use-after-free in ip_reass() function in ip_input.c (CVE-2020-1983)</li> <li> QEMU: reachable assertion failure in net_tx_pkt_add_raw_fragment() in hw/net/net_tx_pkt.c (CVE-2020-16092)</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-rhev | <2.12.0-48.el7_9.2 | 2.12.0-48.el7_9.2 |
| redhat/qemu-img-rhev | <2.12.0-48.el7_9.2 | 2.12.0-48.el7_9.2 |
| redhat/qemu-kvm-common-rhev | <2.12.0-48.el7_9.2 | 2.12.0-48.el7_9.2 |
| redhat/qemu-kvm-rhev | <2.12.0-48.el7_9.2 | 2.12.0-48.el7_9.2 |
| redhat/qemu-kvm-rhev-debuginfo | <2.12.0-48.el7_9.2 | 2.12.0-48.el7_9.2 |
| redhat/qemu-kvm-tools-rhev | <2.12.0-48.el7_9.2 | 2.12.0-48.el7_9.2 |
| redhat/qemu-img-rhev | <2.12.0-48.el7_9.2 | 2.12.0-48.el7_9.2 |
| redhat/qemu-kvm-common-rhev | <2.12.0-48.el7_9.2 | 2.12.0-48.el7_9.2 |
| redhat/qemu-kvm-rhev | <2.12.0-48.el7_9.2 | 2.12.0-48.el7_9.2 |
| redhat/qemu-kvm-rhev-debuginfo | <2.12.0-48.el7_9.2 | 2.12.0-48.el7_9.2 |
| redhat/qemu-kvm-tools-rhev | <2.12.0-48.el7_9.2 | 2.12.0-48.el7_9.2 |
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Reference Links
Frequently Asked Questions
What is the severity of RHSA-2021:0459?
The severity of RHSA-2021:0459 is classified as moderate.
How do I fix RHSA-2021:0459?
To fix RHSA-2021:0459, update the affected packages to version 2.12.0-48.el7_9.2.
Which packages are affected by RHSA-2021:0459?
The affected packages include qemu-kvm-rhev, qemu-img-rhev, and qemu-kvm-common-rhev, among others.
What kind of vulnerability does RHSA-2021:0459 address?
RHSA-2021:0459 addresses vulnerabilities related to the KVM virtualization solution in Red Hat environments.
Is RHSA-2021:0459 applicable to all Red Hat systems?
RHSA-2021:0459 is specifically applicable to systems using the affected versions of qemu-kvm packages on RHEL 7.
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