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redhatRedHatRHSA-2021:0497
HistoryFeb 11, 2021 - 2:29 p.m.

(RHSA-2021:0497) Moderate: openvswitch2.13 security and bug fix update

2021-02-1114:29:28
access.redhat.com
56
openvswitch
network bridging
openflow
security update
bug fix

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.006

Percentile

79.3%

JSON

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.

Bug Fix(es):

  • [RFE] Add auto load balance params (BZ#1920121)
OSVersionArchitecturePackageVersionFilename
RedHat8s390xopenvswitch2.13< 2.13.0-79.5.el8fdpopenvswitch2.13-2.13.0-79.5.el8fdp.s390x.rpm
RedHat8ppc64leopenvswitch2.13-debugsource< 2.13.0-79.5.el8fdpopenvswitch2.13-debugsource-2.13.0-79.5.el8fdp.ppc64le.rpm
RedHat8x86_64openvswitch2.13-debuginfo< 2.13.0-79.5.el8fdpopenvswitch2.13-debuginfo-2.13.0-79.5.el8fdp.x86_64.rpm
RedHat8s390xnetwork-scripts-openvswitch2.13< 2.13.0-79.5.el8fdpnetwork-scripts-openvswitch2.13-2.13.0-79.5.el8fdp.s390x.rpm
RedHat8x86_64network-scripts-openvswitch2.13< 2.13.0-79.5.el8fdpnetwork-scripts-openvswitch2.13-2.13.0-79.5.el8fdp.x86_64.rpm
RedHat8ppc64lenetwork-scripts-openvswitch2.13< 2.13.0-79.5.el8fdpnetwork-scripts-openvswitch2.13-2.13.0-79.5.el8fdp.ppc64le.rpm
RedHat8ppc64leopenvswitch2.13< 2.13.0-79.5.el8fdpopenvswitch2.13-2.13.0-79.5.el8fdp.ppc64le.rpm
RedHat8s390xpython3-openvswitch2.13-debuginfo< 2.13.0-79.5.el8fdppython3-openvswitch2.13-debuginfo-2.13.0-79.5.el8fdp.s390x.rpm
RedHat8ppc64leopenvswitch2.13-debuginfo< 2.13.0-79.5.el8fdpopenvswitch2.13-debuginfo-2.13.0-79.5.el8fdp.ppc64le.rpm
RedHat8ppc64leopenvswitch2.13-devel< 2.13.0-79.5.el8fdpopenvswitch2.13-devel-2.13.0-79.5.el8fdp.ppc64le.rpm
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CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

AV:N/AC:L/Au:N/C:N/I:N/A:C

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.006

Percentile

79.3%

JSON
Related for RHSA-2021:0497
redhat9nessus51fedora5openvas27alpinelinux2photon15debiancve2suse2nvd2veracode2prion2ubuntucve2osv9ubuntu2redhatcve2redos18cbl_mariner4altlinux1debian6citrix2githubexploit1cvelist2cve2archlinux2gentoo1ics1