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CentOS Stream 8 RHSA-2023-0045-02 High: Memory Corruption

red hat
Calendar Grey January 6, 2021
Dist Redhat Esm H88
Red Hat Advisory RHSA-2021-0028-01 addresses critical security updates for virtualization hosts, emphasizing the need for timely patches to prevent exploits and ensure security
An update for openvswitch2.11, ovn2.11, redhat-release-virtualization-host, and redhat-virtualization-host is now available for Red Hat Virtualization 4 for Red Hat Enterprise Linu...

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/2974891

Summary

The redhat-virtualization-host packages provide the Red Hat Virtualization Host. These packages include redhat-release-virtualization-host, ovirt-node, and rhev-hypervisor. Red Hat Virtualization Hosts (RHVH) are installed using a special build of Red Hat Enterprise Linux with only the packages required to host virtual machines. RHVH features a Cockpit user interface for monitoring the host's resources and performing administrative tasks.
The ovirt-node-ng packages provide the Red Hat Virtualization Host. These packages include redhat-release-virtualization-host, ovirt-node, and rhev-hypervisor. Red Hat Virtualization Hosts (RHVH) are installed using a special build of Red Hat Enterprise Linux with only the packages required to host virtual machines. RHVH features a Cockpit user interface for monitoring the host's resources and performing administrative tasks.
The following packages have been upgraded to a later upstream version: openvswitch2.11 (2.11.3), ovn2.11 (2.11.1), redhat-release-virtualization-host (4.3.12), redhat-virtualization-host (4.3.12). (BZ#1898513, BZ#1907537, BZ#1907538)
Security Fix(es):
* lldpd: buffer overflow in the lldp_decode function in daemon/protocols/lldp.c (CVE-2015-8011)
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.

Topics%20covered

Topics Covered

security advisory buffer overflow important critical impact Red Hat Virtualization virtualization host red hat virtualization

References

https://access.redhat.com/security/cve/CVE-2015-8011 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Virtualization 4 Management Agent for RHEL 7 Hosts:
Source: openvswitch2.11-2.11.3-77.el7fdp.src.rpm ovn2.11-2.11.1-56.el7fdp.src.rpm
ppc64le: openvswitch2.11-2.11.3-77.el7fdp.ppc64le.rpm openvswitch2.11-debuginfo-2.11.3-77.el7fdp.ppc64le.rpm openvswitch2.11-devel-2.11.3-77.el7fdp.ppc64le.rpm ovn2.11-2.11.1-56.el7fdp.ppc64le.rpm ovn2.11-debuginfo-2.11.1-56.el7fdp.ppc64le.rpm ovn2.11-host-2.11.1-56.el7fdp.ppc64le.rpm ovn2.11-vtep-2.11.1-56.el7fdp.ppc64le.rpm python-openvswitch2.11-2.11.3-77.el7fdp.ppc64le.rpm
x86_64: openvswitch2.11-2.11.3-77.el7fdp.x86_64.rpm openvswitch2.11-debuginfo-2.11.3-77.el7fdp.x86_64.rpm openvswitch2.11-devel-2.11.3-77.el7fdp.x86_64.rpm ovn2.11-2.11.1-56.el7fdp.x86_64.rpm ovn2.11-debuginfo-2.11.1-56.el7fdp.x86_64.rpm ovn2.11-host-2.11.1-56.el7fdp.x86_64.rpm ovn2.11-vtep-2.11.1-56.el7fdp.x86_64.rpm python-openvswitch2.11-2.11.3-77.el7fdp.x86_64.rpm
Red Hat Virtualization 4 Hypervisor for RHEL 7:
Source: redhat-virtualization-host-4.3.12-20201216.0.el7_9.src.rpm
noarch: redhat-virtualization-host-image-update-4.3.12-20201216.0.el7_9.noarch.rpm
RHEL 7-based RHEV-H for RHEV 4 (build requirements):
Source: redhat-release-virtualization-host-4.3.12-4.el7ev.src.rpm redhat-virtualization-host-4.3.12-20201216.0.el7_9.src.rpm
noarch:

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2021:0028-01
Product: Red Hat Virtualization
Advisory URL: https://access.redhat.com/errata/RHSA-2021:0028
Issue date: 2021-01-06

Topic

An update for openvswitch2.11, ovn2.11, redhat-release-virtualization-host,and redhat-virtualization-host is now available for Red Hat Virtualization4 for Red Hat Enterprise Linux 7 and Red Hat Virtualization Engine 4.3.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 buffer overflow important critical impact Red Hat Virtualization virtualization host red hat virtualization

Relevant Releases Architectures

RHEL 7-based RHEV-H for RHEV 4 (build requirements) - noarch, x86_64

RHV-M 4.3 - x86_64

Red Hat Virtualization 4 Hypervisor for RHEL 7 - noarch

Red Hat Virtualization 4 Management Agent for RHEL 7 Hosts - ppc64le, x86_64

Bugs Fixed

1896536 - CVE-2015-8011 lldpd: buffer overflow in the lldp_decode function in daemon/protocols/lldp.c

1898513 - Rebase RHV-H 4.3 EUS on RHEL-7.9.z #2

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