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centosCentOS ProjectCESA-2020:4000
HistoryOct 20, 2020 - 6:26 p.m.

libvirt security update

2020-10-2018:26:40
CentOS Project
lists.centos.org
108

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:N/I:N/A:P

0.004 Low

EPSS

Percentile

72.3%

JSON

CentOS Errata and Security Advisory CESA-2020:4000

The libvirt library contains a C API for managing and interacting with the virtualization capabilities of Linux and other operating systems. In addition, libvirt provides tools for remote management of virtualized systems.

Security Fix(es):

  • libvirt: Potential DoS by holding a monitor job while querying QEMU guest-agent (CVE-2019-20485)

  • libvirt: Potential denial of service via active pool without target path (CVE-2020-10703)

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/032834.html

Affected packages:
libvirt
libvirt-admin
libvirt-bash-completion
libvirt-client
libvirt-daemon
libvirt-daemon-config-network
libvirt-daemon-config-nwfilter
libvirt-daemon-driver-interface
libvirt-daemon-driver-lxc
libvirt-daemon-driver-network
libvirt-daemon-driver-nodedev
libvirt-daemon-driver-nwfilter
libvirt-daemon-driver-qemu
libvirt-daemon-driver-secret
libvirt-daemon-driver-storage
libvirt-daemon-driver-storage-core
libvirt-daemon-driver-storage-disk
libvirt-daemon-driver-storage-gluster
libvirt-daemon-driver-storage-iscsi
libvirt-daemon-driver-storage-logical
libvirt-daemon-driver-storage-mpath
libvirt-daemon-driver-storage-rbd
libvirt-daemon-driver-storage-scsi
libvirt-daemon-kvm
libvirt-daemon-lxc
libvirt-devel
libvirt-docs
libvirt-libs
libvirt-lock-sanlock
libvirt-login-shell
libvirt-nss

Upstream details at:
https://access.redhat.com/errata/RHSA-2020:4000

OSVersionArchitecturePackageVersionFilename
CentOS7x86_64libvirt< 4.5.0-36.el7libvirt-4.5.0-36.el7.x86_64.rpm
CentOS7x86_64libvirt-admin< 4.5.0-36.el7libvirt-admin-4.5.0-36.el7.x86_64.rpm
CentOS7x86_64libvirt-bash-completion< 4.5.0-36.el7libvirt-bash-completion-4.5.0-36.el7.x86_64.rpm
CentOS7i686libvirt-client< 4.5.0-36.el7libvirt-client-4.5.0-36.el7.i686.rpm
CentOS7x86_64libvirt-client< 4.5.0-36.el7libvirt-client-4.5.0-36.el7.x86_64.rpm
CentOS7x86_64libvirt-daemon< 4.5.0-36.el7libvirt-daemon-4.5.0-36.el7.x86_64.rpm
CentOS7x86_64libvirt-daemon-config-network< 4.5.0-36.el7libvirt-daemon-config-network-4.5.0-36.el7.x86_64.rpm
CentOS7x86_64libvirt-daemon-config-nwfilter< 4.5.0-36.el7libvirt-daemon-config-nwfilter-4.5.0-36.el7.x86_64.rpm
CentOS7x86_64libvirt-daemon-driver-interface< 4.5.0-36.el7libvirt-daemon-driver-interface-4.5.0-36.el7.x86_64.rpm
CentOS7x86_64libvirt-daemon-driver-lxc< 4.5.0-36.el7libvirt-daemon-driver-lxc-4.5.0-36.el7.x86_64.rpm
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6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

4 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:N/I:N/A:P

0.004 Low

EPSS

Percentile

72.3%

JSON
Related for CESA-2020:4000
nessus27amazon1oraclelinux4redhat2fedora1openvas13prion2cve2mageia2ubuntucve2veracode2redhatcve2alpinelinux2debiancve2osv5almalinux1rocky1ubuntu1photon8debian1