RHSA-2019:2892: Important: qemu-kvm security update

Published Sep 24, 2019
·
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.Security Fix(es): QEMU: slirp: heap buffer overflow while reassembling fragmented datagrams (CVE-2018-11806) QEMU: slirp: heap buffer overflow in tcpemu() (CVE-2019-6778) QEMU: ne2000: integer overflow leads to buffer overflow issue (CVE-2018-10839) QEMU: pcnet: integer overflow leads to buffer overflow (CVE-2018-17962) QEMU: qxl: null pointer dereference while releasing spice resources (CVE-2019-12155) 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

8 affected componentsFixes available
redhat/qemu-kvm<0.12.1.2-2.506.el6_10.5
0.12.1.2-2.506.el6_10.5
redhat/qemu-guest-agent<0.12.1.2-2.506.el6_10.5
0.12.1.2-2.506.el6_10.5
redhat/qemu-img<0.12.1.2-2.506.el6_10.5
0.12.1.2-2.506.el6_10.5
redhat/qemu-kvm<0.12.1.2-2.506.el6_10.5
0.12.1.2-2.506.el6_10.5
redhat/qemu-kvm-debuginfo<0.12.1.2-2.506.el6_10.5
0.12.1.2-2.506.el6_10.5
redhat/qemu-kvm-tools<0.12.1.2-2.506.el6_10.5
0.12.1.2-2.506.el6_10.5
redhat/qemu-guest-agent<0.12.1.2-2.506.el6_10.5
0.12.1.2-2.506.el6_10.5
redhat/qemu-kvm-debuginfo<0.12.1.2-2.506.el6_10.5
0.12.1.2-2.506.el6_10.5

Remediation

Event History

Sep 24, 2019
Advisory Published
via Red Hat·12:00 AM
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Frequently Asked Questions

1

What is the severity of RHSA-2019:2892?

The severity of RHSA-2019:2892 is considered critical due to the potential for remote code execution.

2

How do I fix RHSA-2019:2892?

To fix RHSA-2019:2892, upgrade the qemu-kvm, qemu-guest-agent, and related packages to version 0.12.1.2-2.506.el6_10.5.

3

What systems are affected by RHSA-2019:2892?

RHSA-2019:2892 affects Red Hat Enterprise Linux 6 systems using the qemu-kvm package for virtualization.

4

What type of vulnerability is found in RHSA-2019:2892?

RHSA-2019:2892 contains a heap buffer overflow vulnerability in the QEMU slirp component.

5

Is there a workaround for RHSA-2019:2892?

There is no confirmed workaround for RHSA-2019:2892, and applying the security update is the recommended action.

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