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redhatRedHatRHSA-2023:1769
HistoryApr 13, 2023 - 8:50 a.m.

(RHSA-2023:1769) Moderate: openvswitch2.17 security update

2023-04-1308:50:26
access.redhat.com
22
openvswitch network bridging
openflow protocol
security fix
cve-2023-1668
bug fix
rhel-9
fast datapath release
inner header
icmp traffic
dnated

CVSS3

8.2

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.003

Percentile

71.2%

Open vSwitch provides standard network bridging functions and support for the OpenFlow protocol for remote per-flow control of traffic.

Security Fix(es):

  • openvswitch: ip proto 0 triggers incorrect handling (CVE-2023-1668)

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):

  • [23.C RHEL-9] Fast Datapath Release (BZ#2177686)

  • [CT] Inner header of ICMP related traffic does not get DNATed (BZ#2178203)

CVSS3

8.2

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

HIGH

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

EPSS

0.003

Percentile

71.2%