2.1 Low
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:L/Au:N/C:P/I:N/A:N
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
0.003 Low
EPSS
Percentile
65.2%
CentOS Errata and Security Advisory CESA-2018:1633
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):
Note: This is the qemu-kvm side of the CVE-2018-3639 mitigation.
Red Hat would like to thank Ken Johnson (Microsoft Security Response Center) and Jann Horn (Google Project Zero) for reporting this issue.
Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-announce/2018-May/085004.html
Affected packages:
qemu-img
qemu-kvm
qemu-kvm-common
qemu-kvm-tools
Upstream details at:
https://access.redhat.com/errata/RHSA-2018:1633
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
CentOS | 7 | x86_64 | qemu-img | < 1.5.3-156.el7_5.2 | qemu-img-1.5.3-156.el7_5.2.x86_64.rpm |
CentOS | 7 | x86_64 | qemu-kvm | < 1.5.3-156.el7_5.2 | qemu-kvm-1.5.3-156.el7_5.2.x86_64.rpm |
CentOS | 7 | x86_64 | qemu-kvm-common | < 1.5.3-156.el7_5.2 | qemu-kvm-common-1.5.3-156.el7_5.2.x86_64.rpm |
CentOS | 7 | x86_64 | qemu-kvm-tools | < 1.5.3-156.el7_5.2 | qemu-kvm-tools-1.5.3-156.el7_5.2.x86_64.rpm |
2.1 Low
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:L/AC:L/Au:N/C:P/I:N/A:N
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
0.003 Low
EPSS
Percentile
65.2%