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Red Hat Enterprise Linux 7: RHSA-2019-1264-01 Critical libvirt Access Flaws

red hat
Calendar Grey May 23, 2019
Dist Redhat Esm H88
Canonical issues a significant security alert for the Linux kernel focusing on a severe vulnerability in AppArmor profiles.
An update for libvirt is now available for Red Hat Enterprise Linux 7

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 the updated packages, libvirtd will be restarted automatically.

Summary

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: wrong permissions in systemd admin-sock due to missing SocketMode parameter (CVE-2019-10132)
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.
Bug Fix(es):
* libvirt terminates and core-dumps with SIGABRT as a result of a invalid pointer error trying to free memory in virNWFilterBindingDefFree() (BZ#1702173)

Topics%20covered

Topics Covered

security advisory red hat bug fix important fix libvirt system permissions

References

https://access.redhat.com/security/cve/CVE-2019-10132 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: libvirt-4.5.0-10.el7_6.10.src.rpm
x86_64: libvirt-4.5.0-10.el7_6.10.x86_64.rpm libvirt-bash-completion-4.5.0-10.el7_6.10.x86_64.rpm libvirt-client-4.5.0-10.el7_6.10.i686.rpm libvirt-client-4.5.0-10.el7_6.10.x86_64.rpm libvirt-daemon-4.5.0-10.el7_6.10.x86_64.rpm libvirt-daemon-config-network-4.5.0-10.el7_6.10.x86_64.rpm libvirt-daemon-config-nwfilter-4.5.0-10.el7_6.10.x86_64.rpm libvirt-daemon-driver-interface-4.5.0-10.el7_6.10.x86_64.rpm libvirt-daemon-driver-lxc-4.5.0-10.el7_6.10.x86_64.rpm libvirt-daemon-driver-network-4.5.0-10.el7_6.10.x86_64.rpm libvirt-daemon-driver-nodedev-4.5.0-10.el7_6.10.x86_64.rpm libvirt-daemon-driver-nwfilter-4.5.0-10.el7_6.10.x86_64.rpm libvirt-daemon-driver-qemu-4.5.0-10.el7_6.10.x86_64.rpm libvirt-daemon-driver-secret-4.5.0-10.el7_6.10.x86_64.rpm libvirt-daemon-driver-storage-4.5.0-10.el7_6.10.x86_64.rpm libvirt-daemon-driver-storage-core-4.5.0-10.el7_6.10.x86_64.rpm libvirt-daemon-driver-storage-disk-4.5.0-10.el7_6.10.x86_64.rpm libvirt-daemon-driver-storage-gluster-4.5.0-10.el7_6.10.x86_64.rpm libvirt-daemon-driver-storage-iscsi-4.5.0-10.el7_6.10.x86_64.rpm libvirt-daemon-driver-storage-logical-4.5.0-10.el7_6.10.x86_64.rpm libvirt-daemon-driver-storage-mpath-4.5.0-10.el7_6.10.x86_64.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2019:1264-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:1264
Issue date: 2019-05-23

Topic

An update for libvirt is now available for Red Hat Enterprise Linux 7.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory red hat bug fix important fix libvirt system permissions

Relevant Releases Architectures

Red Hat Enterprise Linux Client (v. 7) - x86_64

Red Hat Enterprise Linux Client Optional (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64

Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Server Optional (v. 7) - ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Workstation (v. 7) - x86_64

Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64

Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) - ppc64le, s390x

Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) - aarch64, ppc64le, s390x

Bugs Fixed

1706067 - CVE-2019-10132 libvirt: wrong permissions in systemd admin-sock due to missing SocketMode parameter

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