RHSA-2022:4788: Moderate: openvswitch2.16 security update
Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic.Security Fix(es): openvswitch2.16: DPDK: Out-of-bounds read/write in vhostusersetinflightfd() may lead to crash (CVE-2021-3839) openvswitch2.16: DPDK: Sending vhost-user-inflight type messages could lead to DoS (CVE-2022-0669) 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
Remediation
Event History
Frequently Asked Questions
What is the severity of RHSA-2022:4788?
The severity of RHSA-2022:4788 is classified as important.
How do I fix RHSA-2022:4788?
To fix RHSA-2022:4788, update the affected packages to version 2.16.0-74.el8fd.
Which packages are affected by RHSA-2022:4788?
Affected packages include openvswitch2.16, network-scripts-openvswitch2.16, python3-openvswitch2.16, and their debug and development variants.
What vulnerability is addressed in RHSA-2022:4788?
RHSA-2022:4788 addresses an out-of-bounds read/write flaw in vhost_user_set_inflight_fd(), which could lead to a crash (CVE-2021-3839).
Who is impacted by RHSA-2022:4788?
Users running the specified versions of Open vSwitch on Red Hat-based systems are impacted by RHSA-2022:4788.