CVSS2
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:A/AC:L/Au:S/C:N/I:N/A:P
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
20.8%
CentOS Errata and Security Advisory CESA-2020:3906
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: seccomp: blacklist is not applied to all threads (CVE-2018-15746)
QEMU: vnc: memory leakage upon disconnect (CVE-2019-20382)
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.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.9 Release Notes linked from the References section.
Merged security bulletin from advisories:
https://lists.centos.org/pipermail/centos-cr-announce/2020-October/032888.html
Affected packages:
qemu-img
qemu-kvm
qemu-kvm-common
qemu-kvm-tools
Upstream details at:
https://access.redhat.com/errata/RHSA-2020:3906
OS | Version | Architecture | Package | Version | Filename |
---|---|---|---|---|---|
CentOS | 7 | x86_64 | qemu-img | < 1.5.3-175.el7 | qemu-img-1.5.3-175.el7.x86_64.rpm |
CentOS | 7 | x86_64 | qemu-kvm | < 1.5.3-175.el7 | qemu-kvm-1.5.3-175.el7.x86_64.rpm |
CentOS | 7 | x86_64 | qemu-kvm-common | < 1.5.3-175.el7 | qemu-kvm-common-1.5.3-175.el7.x86_64.rpm |
CentOS | 7 | x86_64 | qemu-kvm-tools | < 1.5.3-175.el7 | qemu-kvm-tools-1.5.3-175.el7.x86_64.rpm |
CVSS2
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:A/AC:L/Au:S/C:N/I:N/A:P
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS
Percentile
20.8%