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Red Hat OpenStack 16.1 RHSA-2022-0990-01 Moderate Memory Leak Issue

red hat
Calendar Grey March 24, 2022
Dist Redhat Esm H88
An update for memory leak issue in Red Hat OpenStack 16.1 related to openstack-neutron has been classified as moderate severity.
An update for openstack-neutron is now available for Red Hat OpenStack Platform 16.1 (Train)

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

Summary

OpenStack Networking (neutron) is a virtual network service for OpenStack. Just as OpenStack Compute (nova) provides an API to dynamically request and configure virtual servers, OpenStack Networking provides an API to dynamically request and configure virtual networks. These networks connect 'interfaces' from other OpenStack services (e.g. virtual NICs from Compute VMs). The OpenStack Networking API supports extensions to provide advanced network capabilities (e.g. QoS, ACLs, network monitoring, etc.)
Security Fix(es):
* Routes middleware memory leak for nonexistent controllers(CVE-2021-40797)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page listed in the References section.

Topics%20covered

Topics Covered

security advisory moderate severity memory leak network threat openstack-neutron Red Hat OpenStack Platform

References

https://access.redhat.com/security/cve/CVE-2021-40797 https://access.redhat.com/security/updates/classification#moderate

Package List

Red Hat OpenStack Platform 16.1:
Source: openstack-neutron-15.2.1-1.20220112133420.el8ost.src.rpm
noarch: openstack-neutron-15.2.1-1.20220112133420.el8ost.noarch.rpm openstack-neutron-common-15.2.1-1.20220112133420.el8ost.noarch.rpm openstack-neutron-linuxbridge-15.2.1-1.20220112133420.el8ost.noarch.rpm openstack-neutron-macvtap-agent-15.2.1-1.20220112133420.el8ost.noarch.rpm openstack-neutron-metering-agent-15.2.1-1.20220112133420.el8ost.noarch.rpm openstack-neutron-ml2-15.2.1-1.20220112133420.el8ost.noarch.rpm openstack-neutron-openvswitch-15.2.1-1.20220112133420.el8ost.noarch.rpm openstack-neutron-rpc-server-15.2.1-1.20220112133420.el8ost.noarch.rpm openstack-neutron-sriov-nic-agent-15.2.1-1.20220112133420.el8ost.noarch.rpm python3-neutron-15.2.1-1.20220112133420.el8ost.noarch.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key


Advisory ID: RHSA-2022:0990-01
Product: Red Hat OpenStack Platform
Advisory URL: https://access.redhat.com/errata/RHSA-2022:0990
Issue date: 2022-03-24

Topic

An update for openstack-neutron is now available for Red Hat OpenStackPlatform 16.1 (Train).Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory moderate severity memory leak network threat openstack-neutron Red Hat OpenStack Platform

Relevant Releases Architectures

Red Hat OpenStack Platform 16.1 - noarch

Bugs Fixed

1963903 - [16.1] Port delete during instance deletion fails due to foreign key constraint

1993130 - Security group wrongly created twice

1993688 - neutron port list slow when trunk service plugin is enabled

1997610 - "Port ... updated" messages in openvswitch-agent logs appear as duplicates

1999125 - deadlock error in neutron log about connection to MariaDB During network stack create

2001626 - new line symbol in opt_name of extra_dhcp_opt causes dnsmasq to fail

2003248 - CVE-2021-40797 openstack-neutron: Routes middleware memory leak for nonexistent controllers2026576 - Neutron ovs agent constantly restarting on some compute nodes

2033584 - Update subnet with same gateway_ip as is already used should be allowed

2049807 - "DbQuotaNoLockDriver" fails to delete the expired reservations

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