drucken bookmarks versenden konfigurieren admin pdf Sicherheit: Mehrere Probleme in openvswitch
Name: |
Mehrere Probleme in openvswitch |
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ID: |
RHSA-2021:2077-01 |
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Distribution: |
Red Hat |
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Plattformen: |
Red Hat Fast Datapath |
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Datum: |
Do, 20. Mai 2021, 23:14 |
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Referenzen: |
https://access.redhat.com/security/cve/CVE-2020-27827
https://access.redhat.com/security/cve/CVE-2020-35498
https://access.redhat.com/security/cve/CVE-2015-8011 |
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Applikationen: |
Open vSwitch |
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Originalnachricht |
-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA256
===================================================================== Red Hat Security Advisory
Synopsis: Important: openvswitch security update Advisory ID: RHSA-2021:2077-01 Product: Fast Datapath Advisory URL: https://access.redhat.com/errata/RHSA-2021:2077 Issue date: 2021-05-20 CVE Names: CVE-2015-8011 CVE-2020-27827 CVE-2020-35498 =====================================================================
1. Summary:
An update for openvswitch is now available in Fast Datapath for Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security impact of Important. 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:
Fast Datapath for Red Hat Enterprise Linux 7 - noarch, ppc64le, s390x, 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):
* lldpd: buffer overflow in the lldp_decode function in daemon/protocols/lldp.c (CVE-2015-8011)
* 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)
4. Solution:
For details on how to apply this update, refer to:
https://access.redhat.com/articles/11258
5. Bugs fixed (https://bugzilla.redhat.com/):
1896536 - CVE-2015-8011 lldpd: buffer overflow in the lldp_decode function in daemon/protocols/lldp.c 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 1950032 - Update openvswitch to 2.9.9
6. Package List:
Fast Datapath for Red Hat Enterprise Linux 7:
Source: openvswitch-2.9.9-1.el7fdp.src.rpm
noarch: openvswitch-test-2.9.9-1.el7fdp.noarch.rpm
ppc64le: openvswitch-2.9.9-1.el7fdp.ppc64le.rpm openvswitch-debuginfo-2.9.9-1.el7fdp.ppc64le.rpm openvswitch-devel-2.9.9-1.el7fdp.ppc64le.rpm python-openvswitch-2.9.9-1.el7fdp.ppc64le.rpm
s390x: openvswitch-2.9.9-1.el7fdp.s390x.rpm openvswitch-debuginfo-2.9.9-1.el7fdp.s390x.rpm openvswitch-devel-2.9.9-1.el7fdp.s390x.rpm python-openvswitch-2.9.9-1.el7fdp.s390x.rpm
x86_64: openvswitch-2.9.9-1.el7fdp.x86_64.rpm openvswitch-debuginfo-2.9.9-1.el7fdp.x86_64.rpm openvswitch-devel-2.9.9-1.el7fdp.x86_64.rpm python-openvswitch-2.9.9-1.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-2015-8011 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/#important https://access.redhat.com/security/updates/classification#important
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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