A qemu-kvm-ma security update has been released for Red Hat Enterprise Linux 7

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Red Hat Security Advisory

Synopsis: Important: qemu-kvm-ma security update
Advisory ID: RHSA-2019:3968-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:3968
Issue date: 2019-11-26
CVE Names: CVE-2019-14378
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1. Summary:

An update for qemu-kvm-ma is now available for Red Hat Enterprise Linux 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:

Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x
Red Hat Enterprise Linux Server Optional (v. 7) - ppc64

3. Description:

Kernel-based Virtual Machine (KVM) is a full virtualization solution for
Linux on a variety of architectures. The qemu-kvm-ma packages provide the
user-space component for running virtual machines that use KVM on the IBM z
Systems, IBM Power, and 64-bit ARM architectures.

Security Fix(es):

* QEMU: slirp: heap buffer overflow during packet reassembly
(CVE-2019-14378)

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.

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/):

1734745 - CVE-2019-14378 QEMU: slirp: heap buffer overflow during packet reassembly

6. Package List:

Red Hat Enterprise Linux Server (v. 7):

Source:
qemu-kvm-ma-2.12.0-33.el7_7.1.src.rpm

ppc64:
qemu-img-ma-2.12.0-33.el7_7.1.ppc64.rpm
qemu-kvm-ma-debuginfo-2.12.0-33.el7_7.1.ppc64.rpm

ppc64le:
qemu-img-ma-2.12.0-33.el7_7.1.ppc64le.rpm
qemu-kvm-common-ma-2.12.0-33.el7_7.1.ppc64le.rpm
qemu-kvm-ma-2.12.0-33.el7_7.1.ppc64le.rpm
qemu-kvm-ma-debuginfo-2.12.0-33.el7_7.1.ppc64le.rpm
qemu-kvm-tools-ma-2.12.0-33.el7_7.1.ppc64le.rpm

s390x:
qemu-img-ma-2.12.0-33.el7_7.1.s390x.rpm
qemu-kvm-common-ma-2.12.0-33.el7_7.1.s390x.rpm
qemu-kvm-ma-2.12.0-33.el7_7.1.s390x.rpm
qemu-kvm-ma-debuginfo-2.12.0-33.el7_7.1.s390x.rpm
qemu-kvm-tools-ma-2.12.0-33.el7_7.1.s390x.rpm

Red Hat Enterprise Linux Server Optional (v. 7):

ppc64:
qemu-kvm-common-ma-2.12.0-33.el7_7.1.ppc64.rpm
qemu-kvm-ma-2.12.0-33.el7_7.1.ppc64.rpm
qemu-kvm-ma-debuginfo-2.12.0-33.el7_7.1.ppc64.rpm
qemu-kvm-tools-ma-2.12.0-33.el7_7.1.ppc64.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-2019-14378
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 2019 Red Hat, Inc.