exploit the possibilities
Home Files News &[SERVICES_TAB]About Contact Add New

Red Hat Security Advisory 2021-0835-01

Red Hat Security Advisory 2021-0835-01
Posted Mar 15, 2021
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2021-0835-01 - Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic. Issues addressed include denial of service and memory leak vulnerabilities.

tags | advisory, remote, denial of service, vulnerability, protocol, memory leak
systems | linux, redhat
advisories | CVE-2020-27827, CVE-2020-35498
SHA-256 | 304970ae256724244361ab4dc611cc2b38bc271d4307722cf8f07919b3e8ebe8

Red Hat Security Advisory 2021-0835-01

Change Mirror Download
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

=====================================================================
Red Hat Security Advisory

Synopsis: Moderate: openvswitch2.13 security update
Advisory ID: RHSA-2021:0835-01
Product: Fast Datapath
Advisory URL: https://access.redhat.com/errata/RHSA-2021:0835
Issue date: 2021-03-15
CVE Names: CVE-2020-27827 CVE-2020-35498
=====================================================================

1. Summary:

An update for openvswitch2.13 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
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:

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):

* 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:

For details on how to apply this update, refer to:

https://access.redhat.com/articles/11258

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:

Fast Datapath for Red Hat Enterprise Linux 7:

Source:
openvswitch2.13-2.13.0-81.el7fdp.src.rpm

noarch:
openvswitch2.13-test-2.13.0-81.el7fdp.noarch.rpm

ppc64le:
openvswitch2.13-2.13.0-81.el7fdp.ppc64le.rpm
openvswitch2.13-debuginfo-2.13.0-81.el7fdp.ppc64le.rpm
openvswitch2.13-devel-2.13.0-81.el7fdp.ppc64le.rpm
openvswitch2.13-ipsec-2.13.0-81.el7fdp.ppc64le.rpm
python3-openvswitch2.13-2.13.0-81.el7fdp.ppc64le.rpm

s390x:
openvswitch2.13-2.13.0-81.el7fdp.s390x.rpm
openvswitch2.13-debuginfo-2.13.0-81.el7fdp.s390x.rpm
openvswitch2.13-devel-2.13.0-81.el7fdp.s390x.rpm
openvswitch2.13-ipsec-2.13.0-81.el7fdp.s390x.rpm
python3-openvswitch2.13-2.13.0-81.el7fdp.s390x.rpm

x86_64:
openvswitch2.13-2.13.0-81.el7fdp.x86_64.rpm
openvswitch2.13-debuginfo-2.13.0-81.el7fdp.x86_64.rpm
openvswitch2.13-devel-2.13.0-81.el7fdp.x86_64.rpm
openvswitch2.13-ipsec-2.13.0-81.el7fdp.x86_64.rpm
python3-openvswitch2.13-2.13.0-81.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/

Copyright 2021 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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=y4Ny
-----END PGP SIGNATURE-----

--
RHSA-announce mailing list
RHSA-announce@redhat.com
https://listman.redhat.com/mailman/listinfo/rhsa-announce
Login or Register to add favorites

File Archive:

April 2024

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Apr 1st
    10 Files
  • 2
    Apr 2nd
    26 Files
  • 3
    Apr 3rd
    40 Files
  • 4
    Apr 4th
    6 Files
  • 5
    Apr 5th
    26 Files
  • 6
    Apr 6th
    0 Files
  • 7
    Apr 7th
    0 Files
  • 8
    Apr 8th
    22 Files
  • 9
    Apr 9th
    14 Files
  • 10
    Apr 10th
    10 Files
  • 11
    Apr 11th
    13 Files
  • 12
    Apr 12th
    14 Files
  • 13
    Apr 13th
    0 Files
  • 14
    Apr 14th
    0 Files
  • 15
    Apr 15th
    30 Files
  • 16
    Apr 16th
    10 Files
  • 17
    Apr 17th
    22 Files
  • 18
    Apr 18th
    45 Files
  • 19
    Apr 19th
    0 Files
  • 20
    Apr 20th
    0 Files
  • 21
    Apr 21st
    0 Files
  • 22
    Apr 22nd
    0 Files
  • 23
    Apr 23rd
    0 Files
  • 24
    Apr 24th
    0 Files
  • 25
    Apr 25th
    0 Files
  • 26
    Apr 26th
    0 Files
  • 27
    Apr 27th
    0 Files
  • 28
    Apr 28th
    0 Files
  • 29
    Apr 29th
    0 Files
  • 30
    Apr 30th
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2022 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close