A qemu-kvm security and bug fix update has been released for Red Hat Enterprise Linux 6.
RHSA-2020:1403-01: Important: qemu-kvm security and bug fix update
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Red Hat Security Advisory
Synopsis: Important: qemu-kvm security and bug fix update
Advisory ID: RHSA-2020:1403-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:1403
Issue date: 2020-04-08
CVE Names: CVE-2020-8608
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1. Summary:
An update for qemu-kvm is now available for Red Hat Enterprise Linux 6.
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:
Red Hat Enterprise Linux Desktop (v. 6) - i386, x86_64
Red Hat Enterprise Linux HPC Node (v. 6) - x86_64
Red Hat Enterprise Linux Server (v. 6) - i386, ppc64, x86_64
Red Hat Enterprise Linux Workstation (v. 6) - i386, x86_64
3. Description:
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: Slirp: potential OOB access due to unsafe snprintf() usages
(CVE-2020-8608)
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):
* QEMU: Slirp: disable emulation of tcp programs like ftp IRC etc. [rhel-6]
(BZ#1791680)
4. Solution:
For details on how to apply this update, which includes the changes
described in this advisory, refer to:
https://access.redhat.com/articles/11258
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.
5. Bugs fixed ( https://bugzilla.redhat.com/):
1791680 - QEMU: Slirp: disable emulation of tcp programs like ftp IRC etc. [rhel-6]
1798453 - CVE-2020-8608 QEMU: Slirp: potential OOB access due to unsafe snprintf() usages
6. Package List:
Red Hat Enterprise Linux Desktop (v. 6):
Source:
qemu-kvm-0.12.1.2-2.506.el6_10.7.src.rpm
i386:
qemu-guest-agent-0.12.1.2-2.506.el6_10.7.i686.rpm
qemu-kvm-debuginfo-0.12.1.2-2.506.el6_10.7.i686.rpm
x86_64:
qemu-guest-agent-0.12.1.2-2.506.el6_10.7.x86_64.rpm
qemu-img-0.12.1.2-2.506.el6_10.7.x86_64.rpm
qemu-kvm-0.12.1.2-2.506.el6_10.7.x86_64.rpm
qemu-kvm-debuginfo-0.12.1.2-2.506.el6_10.7.x86_64.rpm
qemu-kvm-tools-0.12.1.2-2.506.el6_10.7.x86_64.rpm
Red Hat Enterprise Linux HPC Node (v. 6):
Source:
qemu-kvm-0.12.1.2-2.506.el6_10.7.src.rpm
x86_64:
qemu-guest-agent-0.12.1.2-2.506.el6_10.7.x86_64.rpm
qemu-img-0.12.1.2-2.506.el6_10.7.x86_64.rpm
qemu-kvm-0.12.1.2-2.506.el6_10.7.x86_64.rpm
qemu-kvm-debuginfo-0.12.1.2-2.506.el6_10.7.x86_64.rpm
qemu-kvm-tools-0.12.1.2-2.506.el6_10.7.x86_64.rpm
Red Hat Enterprise Linux Server (v. 6):
Source:
qemu-kvm-0.12.1.2-2.506.el6_10.7.src.rpm
i386:
qemu-guest-agent-0.12.1.2-2.506.el6_10.7.i686.rpm
qemu-kvm-debuginfo-0.12.1.2-2.506.el6_10.7.i686.rpm
ppc64:
qemu-guest-agent-0.12.1.2-2.506.el6_10.7.ppc64.rpm
qemu-kvm-debuginfo-0.12.1.2-2.506.el6_10.7.ppc64.rpm
x86_64:
qemu-guest-agent-0.12.1.2-2.506.el6_10.7.x86_64.rpm
qemu-img-0.12.1.2-2.506.el6_10.7.x86_64.rpm
qemu-kvm-0.12.1.2-2.506.el6_10.7.x86_64.rpm
qemu-kvm-debuginfo-0.12.1.2-2.506.el6_10.7.x86_64.rpm
qemu-kvm-tools-0.12.1.2-2.506.el6_10.7.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 6):
Source:
qemu-kvm-0.12.1.2-2.506.el6_10.7.src.rpm
i386:
qemu-guest-agent-0.12.1.2-2.506.el6_10.7.i686.rpm
qemu-kvm-debuginfo-0.12.1.2-2.506.el6_10.7.i686.rpm
x86_64:
qemu-guest-agent-0.12.1.2-2.506.el6_10.7.x86_64.rpm
qemu-img-0.12.1.2-2.506.el6_10.7.x86_64.rpm
qemu-kvm-0.12.1.2-2.506.el6_10.7.x86_64.rpm
qemu-kvm-debuginfo-0.12.1.2-2.506.el6_10.7.x86_64.rpm
qemu-kvm-tools-0.12.1.2-2.506.el6_10.7.x86_64.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 . More contact
details at https://access.redhat.com/security/team/contact/
Copyright 2020 Red Hat, Inc.
