- Vulnerability/
- RHSA-2022:4787
RHSA-2022:4787: Moderate: openvswitch2.15 security update
First published: Fri May 27 2022(Updated: )
Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic.<br>Security Fix(es):<br><li> openvswitch2.15: DPDK: Out-of-bounds read/write in vhost_user_set_inflight_fd() may lead to crash (CVE-2021-3839)</li> <li> openvswitch2.15: DPDK: Sending vhost-user-inflight type messages could lead to DoS (CVE-2022-0669)</li> 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.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/openvswitch2.15 | <2.15.0-99.el8fd | 2.15.0-99.el8fd |
| redhat/network-scripts-openvswitch2.15 | <2.15.0-99.el8fd | 2.15.0-99.el8fd |
| redhat/openvswitch2.15-debuginfo | <2.15.0-99.el8fd | 2.15.0-99.el8fd |
| redhat/openvswitch2.15-debugsource | <2.15.0-99.el8fd | 2.15.0-99.el8fd |
| redhat/openvswitch2.15-devel | <2.15.0-99.el8fd | 2.15.0-99.el8fd |
| redhat/openvswitch2.15-ipsec | <2.15.0-99.el8fd | 2.15.0-99.el8fd |
| redhat/openvswitch2.15-test | <2.15.0-99.el8fd | 2.15.0-99.el8fd |
| redhat/python3-openvswitch2.15 | <2.15.0-99.el8fd | 2.15.0-99.el8fd |
| redhat/python3-openvswitch2.15-debuginfo | <2.15.0-99.el8fd | 2.15.0-99.el8fd |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=2025882
- https://bugzilla.redhat.com/show_bug.cgi?id=2055793
- https://bugzilla.redhat.com/show_bug.cgi?id=2070343
- https://bugzilla.redhat.com/show_bug.cgi?id=2080271
- https://access.redhat.com/security/updates/classification/#moderate
- https://access.redhat.com/errata/RHSA-2022:4787 (Advisory)
Frequently Asked Questions
What is the severity of RHSA-2022:4787?
The severity of RHSA-2022:4787 is classified as moderate due to the potential for crash caused by out-of-bounds read/write.
How do I fix RHSA-2022:4787?
To fix RHSA-2022:4787, update to the fixed version 2.15.0-99.el8fd for the affected packages.
What vulnerabilities are addressed by RHSA-2022:4787?
RHSA-2022:4787 addresses CVE-2021-3839 related to an out-of-bounds read/write in the Open vSwitch DPDK.
Which packages are affected by RHSA-2022:4787?
Affected packages for RHSA-2022:4787 include openvswitch2.15, network-scripts-openvswitch2.15, and several variant packages.
What is Open vSwitch related to RHSA-2022:4787?
Open vSwitch is a multilayer virtual switch used to provide standard network bridging functions, and the vulnerability may lead to potential traffic control issues.
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