- Issued:
- 2020-11-10
- Updated:
- 2020-11-10
RHSA-2020:5040 - Moderate: libvirt security and bug fix update
Synopsis
Moderate: libvirt security and bug fix update
Type/Severity
Security Advisory Moderate
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 impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Description
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: double free in qemuAgentGetInterfaces() in qemu_agent.c (CVE-2020-25637)
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 destroying macvtap device of running VM after a failed incoming migration of another VM with same macvtap "target device" (BZ#1868549)
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.
Affected Products
| Product | Version | Arch |
|---|---|---|
| Red Hat Virtualization | 4 | x86_64 |
| Red Hat Virtualization for IBM Power LE | 4 | ppc64le |
| Red Hat Gluster Storage Server for On-premise | 3 | x86_64 |
| Red Hat Enterprise Linux for Scientific Computing | 7 | x86_64 |
| Red Hat Enterprise Linux for Power, little endian | 7 | ppc64le |
| Red Hat Enterprise Linux for Power, big endian | 7 | ppc64 |
| Red Hat Enterprise Linux for IBM z Systems | 7 | s390x |
| Red Hat Enterprise Linux Workstation | 7 | x86_64 |
| Red Hat Enterprise Linux Server | 7 | x86_64 |
| Red Hat Enterprise Linux Server - Extended Life Cycle Support | 7 | x86_64 |
| Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, little endian | 7 | ppc64le |
| Red Hat Enterprise Linux Server - Extended Life Cycle Support for IBM Power, big endian | 7 | ppc64 |
| Red Hat Enterprise Linux Server - Extended Life Cycle Support (for IBM z Systems) | 7 | s390x |
| Red Hat Enterprise Linux Desktop | 7 | x86_64 |
Updated Packages
- libvirt-login-shell-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-client-4.5.0-36.el7_9.3.s390.rpm
- libvirt-daemon-driver-lxc-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-daemon-driver-storage-logical-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-login-shell-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-daemon-driver-lxc-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-admin-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-daemon-driver-storage-logical-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-daemon-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-daemon-driver-lxc-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-daemon-driver-nwfilter-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-daemon-driver-storage-mpath-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-daemon-driver-storage-disk-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-debuginfo-4.5.0-36.el7_9.3.i686.rpm
- libvirt-devel-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-daemon-driver-network-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-lock-sanlock-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-client-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-daemon-driver-storage-mpath-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-daemon-driver-storage-mpath-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-daemon-driver-storage-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-devel-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-lock-sanlock-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-debuginfo-4.5.0-36.el7_9.3.s390.rpm
- libvirt-bash-completion-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-daemon-driver-storage-iscsi-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-daemon-driver-qemu-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-client-4.5.0-36.el7_9.3.i686.rpm
- libvirt-4.5.0-36.el7_9.3.src.rpm
- libvirt-daemon-driver-interface-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-daemon-driver-storage-core-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-admin-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-daemon-driver-storage-core-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-daemon-driver-storage-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-daemon-driver-storage-iscsi-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-libs-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-libs-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-libs-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-daemon-driver-storage-mpath-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-daemon-driver-nwfilter-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-daemon-driver-nwfilter-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-daemon-config-network-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-daemon-driver-storage-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-daemon-config-nwfilter-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-daemon-lxc-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-daemon-driver-interface-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-devel-4.5.0-36.el7_9.3.s390.rpm
- libvirt-daemon-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-daemon-lxc-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-daemon-driver-network-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-daemon-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-debuginfo-4.5.0-36.el7_9.3.ppc.rpm
- libvirt-login-shell-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-daemon-kvm-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-daemon-driver-secret-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-daemon-driver-storage-disk-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-docs-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-daemon-driver-nwfilter-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-daemon-driver-nodedev-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-daemon-driver-network-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-nss-4.5.0-36.el7_9.3.i686.rpm
- libvirt-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-daemon-lxc-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-client-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-daemon-lxc-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-devel-4.5.0-36.el7_9.3.i686.rpm
- libvirt-login-shell-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-daemon-driver-secret-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-libs-4.5.0-36.el7_9.3.ppc.rpm
- libvirt-debuginfo-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-nss-4.5.0-36.el7_9.3.s390.rpm
- libvirt-daemon-driver-storage-logical-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-libs-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-client-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-daemon-driver-storage-scsi-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-daemon-driver-storage-core-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-daemon-config-nwfilter-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-nss-4.5.0-36.el7_9.3.ppc.rpm
- libvirt-daemon-driver-qemu-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-daemon-driver-storage-core-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-nss-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-daemon-config-network-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-daemon-config-network-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-daemon-kvm-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-daemon-driver-storage-scsi-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-lock-sanlock-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-libs-4.5.0-36.el7_9.3.s390.rpm
- libvirt-admin-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-daemon-driver-storage-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-admin-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-docs-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-nss-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-daemon-driver-qemu-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-libs-4.5.0-36.el7_9.3.i686.rpm
- libvirt-daemon-driver-secret-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-docs-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-devel-4.5.0-36.el7_9.3.ppc.rpm
- libvirt-daemon-driver-interface-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-daemon-driver-lxc-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-daemon-driver-network-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-daemon-config-nwfilter-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-daemon-driver-qemu-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-daemon-driver-storage-disk-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-docs-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-client-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-client-4.5.0-36.el7_9.3.ppc.rpm
- libvirt-daemon-driver-storage-scsi-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-nss-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-debuginfo-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-daemon-driver-nodedev-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-daemon-driver-storage-gluster-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-daemon-kvm-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-bash-completion-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-daemon-driver-storage-iscsi-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-bash-completion-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-daemon-driver-interface-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-daemon-driver-storage-iscsi-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-daemon-config-network-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-daemon-driver-storage-disk-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-daemon-config-nwfilter-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-debuginfo-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-daemon-driver-nodedev-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-daemon-driver-nodedev-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-daemon-driver-storage-rbd-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-daemon-driver-storage-logical-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-bash-completion-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-lock-sanlock-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-debuginfo-4.5.0-36.el7_9.3.ppc64le.rpm
- libvirt-devel-4.5.0-36.el7_9.3.ppc64.rpm
- libvirt-daemon-driver-storage-scsi-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-daemon-4.5.0-36.el7_9.3.s390x.rpm
- libvirt-daemon-driver-secret-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-devel-4.5.0-36.el7_9.3.x86_64.rpm
- libvirt-nss-4.5.0-36.el7_9.3.ppc64le.rpm
Fixes
CVEs
References
Additional information
- The Red Hat security contact is This content is not included.secalert@redhat.com. More contact details at https://access.redhat.com/security/team/contact/.
- Offline Security Data data is available for integration with other systems. See Offline Security Data API to get started.