Sigurnosni nedostatak programskog paketa qemu-kvm-rhev

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by - 2. travnja 2020.0

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Red Hat Security Advisory

Synopsis: Important: qemu-kvm-rhev security update
Advisory ID: RHSA-2020:1292-01
Product: Red Hat Virtualization
Advisory URL: https://access.redhat.com/errata/RHSA-2020:1292
Issue date: 2020-04-02
CVE Names: CVE-2020-8608
=====================================================================

1. Summary:

An update for qemu-kvm-rhev is now available for Red Hat Virtualization for
Red Hat Virtualization Host 7.

Red Hat Product Security has rated this update as having a security impact
of Important. A Common Vulnerability Scoring System (CVSS) base score,
which gives a detailed severity rating, is available for each vulnerability
from the CVE link(s) in the References section.

2. Relevant releases/architectures:

RHV-M 4.3 – x86_64
Red Hat Virtualization 4 Management Agent for RHEL 7 Hosts – ppc64le, x86_64

3. Description:

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.

Security Fix(es):

* CVE-2020-8608 QEMU: Slirp: potential OOB access due to unsafe snprintf()
usages

Users of qemu-kvm are advised to upgrade to these updated packages. After
installing this update, shut down all running virtual machines. Once all
virtual machines have shut down, start them again for this update to take
effect.

4. Solution:

Before applying this update, make sure all previously released errata
relevant to your system have been applied.

For details on how to apply this update, refer to:

https://access.redhat.com/articles/2974891

5. Bugs fixed (https://bugzilla.redhat.com/):

1798453 – CVE-2020-8608 QEMU: Slirp: potential OOB access due to unsafe snprintf() usages

6. Package List:

Red Hat Virtualization 4 Management Agent for RHEL 7 Hosts:

Source:
qemu-kvm-rhev-2.12.0-44.el7_8.1.src.rpm

ppc64le:
qemu-img-rhev-2.12.0-44.el7_8.1.ppc64le.rpm
qemu-kvm-common-rhev-2.12.0-44.el7_8.1.ppc64le.rpm
qemu-kvm-rhev-2.12.0-44.el7_8.1.ppc64le.rpm
qemu-kvm-rhev-debuginfo-2.12.0-44.el7_8.1.ppc64le.rpm
qemu-kvm-tools-rhev-2.12.0-44.el7_8.1.ppc64le.rpm

x86_64:
qemu-img-rhev-2.12.0-44.el7_8.1.x86_64.rpm
qemu-kvm-common-rhev-2.12.0-44.el7_8.1.x86_64.rpm
qemu-kvm-rhev-2.12.0-44.el7_8.1.x86_64.rpm
qemu-kvm-rhev-debuginfo-2.12.0-44.el7_8.1.x86_64.rpm
qemu-kvm-tools-rhev-2.12.0-44.el7_8.1.x86_64.rpm

RHV-M 4.3:

Source:
qemu-kvm-rhev-2.12.0-44.el7_8.1.src.rpm

These packages are GPG signed by Red Hat for security. Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2020-8608
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

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