RedHat: RHSA-2021-0837:01 Moderate: openvswitch2.11 security update
Summary
Open vSwitch provides standard network bridging functions and support for
the OpenFlow protocol for remote per-flow control of traffic.
Security Fix(es):
* openvswitch: limitation in the OVS packet parsing in userspace leads to
DoS
(CVE-2020-35498)
* lldp/openvswitch: denial of service via externally triggered memory leak
(CVE-2020-27827)
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.
Summary
Solution
For details on how to apply this update, refer to:
https://access.redhat.com/articles/11258
References
https://access.redhat.com/security/cve/CVE-2020-27827 https://access.redhat.com/security/cve/CVE-2020-35498 https://access.redhat.com/security/updates/classification/#moderate
Package List
Fast Datapath for Red Hat Enterprise Linux 8:
Source:
openvswitch2.11-2.11.3-83.el8fdp.src.rpm
noarch:
openvswitch2.11-test-2.11.3-83.el8fdp.noarch.rpm
ppc64le:
network-scripts-openvswitch2.11-2.11.3-83.el8fdp.ppc64le.rpm
openvswitch2.11-2.11.3-83.el8fdp.ppc64le.rpm
openvswitch2.11-debuginfo-2.11.3-83.el8fdp.ppc64le.rpm
openvswitch2.11-debugsource-2.11.3-83.el8fdp.ppc64le.rpm
openvswitch2.11-devel-2.11.3-83.el8fdp.ppc64le.rpm
python3-openvswitch2.11-2.11.3-83.el8fdp.ppc64le.rpm
python3-openvswitch2.11-debuginfo-2.11.3-83.el8fdp.ppc64le.rpm
s390x:
network-scripts-openvswitch2.11-2.11.3-83.el8fdp.s390x.rpm
openvswitch2.11-2.11.3-83.el8fdp.s390x.rpm
openvswitch2.11-debuginfo-2.11.3-83.el8fdp.s390x.rpm
openvswitch2.11-debugsource-2.11.3-83.el8fdp.s390x.rpm
openvswitch2.11-devel-2.11.3-83.el8fdp.s390x.rpm
python3-openvswitch2.11-2.11.3-83.el8fdp.s390x.rpm
python3-openvswitch2.11-debuginfo-2.11.3-83.el8fdp.s390x.rpm
x86_64:
network-scripts-openvswitch2.11-2.11.3-83.el8fdp.x86_64.rpm
openvswitch2.11-2.11.3-83.el8fdp.x86_64.rpm
openvswitch2.11-debuginfo-2.11.3-83.el8fdp.x86_64.rpm
openvswitch2.11-debugsource-2.11.3-83.el8fdp.x86_64.rpm
openvswitch2.11-devel-2.11.3-83.el8fdp.x86_64.rpm
python3-openvswitch2.11-2.11.3-83.el8fdp.x86_64.rpm
python3-openvswitch2.11-debuginfo-2.11.3-83.el8fdp.x86_64.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/
Topic
An update for openvswitch2.11 is now available in Fast Datapath for Red HatEnterprise Linux 8.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.
Topic
Relevant Releases Architectures
Fast Datapath for Red Hat Enterprise Linux 8 - noarch, ppc64le, s390x, x86_64
Bugs Fixed
1908845 - CVE-2020-35498 openvswitch: limitation in the OVS packet parsing in userspace leads to DoS
1921438 - CVE-2020-27827 lldp/openvswitch: denial of service via externally triggered memory leak