drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Zwei Probleme in openvswitch2.11
Name: |
Zwei Probleme in openvswitch2.11 |
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ID: |
RHSA-2021:1050-01 |
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Distribution: |
Red Hat |
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Plattformen: |
Red Hat Virtualization |
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Datum: |
Mi, 31. März 2021, 17:45 |
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Referenzen: |
https://access.redhat.com/security/cve/CVE-2020-35498
https://access.redhat.com/security/cve/CVE-2020-27827 |
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Applikationen: |
Open vSwitch |
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Originalnachricht |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256
===================================================================== Red Hat Security Advisory
Synopsis: Moderate: openvswitch2.11 security update Advisory ID: RHSA-2021:1050-01 Product: Red Hat Virtualization Advisory URL: https://access.redhat.com/errata/RHSA-2021:1050 Issue date: 2021-03-31 CVE Names: CVE-2020-27827 CVE-2020-35498 =====================================================================
1. Summary:
An update for openvswitch2.11 is now available in Red Hat Virtualization.
Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
2. Relevant releases/architectures:
Red Hat Virtualization 4 Management Agent for RHEL 7 Hosts - ppc64le, x86_64
3. Description:
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.
4. Solution:
Before applying this update, make sure all previously released errata relevant to your system have been applied.
For details on how to apply this update, refer to:
https://access.redhat.com/articles/2974891
5. Bugs fixed (https://bugzilla.redhat.com/):
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
6. Package List:
Red Hat Virtualization 4 Management Agent for RHEL 7 Hosts:
Source: openvswitch2.11-2.11.3-86.el7fdp.src.rpm ovn2.11-2.11.1-57.el7fdp.src.rpm
ppc64le: openvswitch2.11-2.11.3-86.el7fdp.ppc64le.rpm openvswitch2.11-debuginfo-2.11.3-86.el7fdp.ppc64le.rpm openvswitch2.11-devel-2.11.3-86.el7fdp.ppc64le.rpm ovn2.11-2.11.1-57.el7fdp.ppc64le.rpm ovn2.11-debuginfo-2.11.1-57.el7fdp.ppc64le.rpm ovn2.11-host-2.11.1-57.el7fdp.ppc64le.rpm ovn2.11-vtep-2.11.1-57.el7fdp.ppc64le.rpm python-openvswitch2.11-2.11.3-86.el7fdp.ppc64le.rpm
x86_64: openvswitch2.11-2.11.3-86.el7fdp.x86_64.rpm openvswitch2.11-debuginfo-2.11.3-86.el7fdp.x86_64.rpm openvswitch2.11-devel-2.11.3-86.el7fdp.x86_64.rpm ovn2.11-2.11.1-57.el7fdp.x86_64.rpm ovn2.11-debuginfo-2.11.1-57.el7fdp.x86_64.rpm ovn2.11-host-2.11.1-57.el7fdp.x86_64.rpm ovn2.11-vtep-2.11.1-57.el7fdp.x86_64.rpm python-openvswitch2.11-2.11.3-86.el7fdp.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/
7. 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
8. Contact:
The Red Hat security contact is <secalert@redhat.com>. More contact details at https://access.redhat.com/security/team/contact/
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