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CentOS Linux: CVE-2017-9264: Moderate: openvswitch security, bug fix, and enhancement update (CESA-2017:2418)

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CentOS Linux: CVE-2017-9264: Moderate: openvswitch security, bug fix, and enhancement update (CESA-2017:2418)

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
05/29/2017
Created
08/29/2019
Added
08/28/2019
Modified
05/25/2023

Description

In lib/conntrack.c in the firewall implementation in Open vSwitch (OvS) 2.6.1, there is a buffer over-read while parsing malformed TCP, UDP, and IPv6 packets in the functions `extract_l3_ipv6`, `extract_l4_tcp`, and `extract_l4_udp` that can be triggered remotely.

Solution(s)

  • centos-upgrade-openvswitch
  • centos-upgrade-openvswitch-debuginfo
  • centos-upgrade-openvswitch-devel
  • centos-upgrade-openvswitch-ovn-central
  • centos-upgrade-openvswitch-ovn-common
  • centos-upgrade-openvswitch-ovn-docker
  • centos-upgrade-openvswitch-ovn-host
  • centos-upgrade-openvswitch-ovn-vtep
  • centos-upgrade-openvswitch-test
  • centos-upgrade-python-openvswitch

References

  • CVE-2017-9264
  • RHSA-2017:2418
  • RHSA-2017:2648
  • RHSA-2017:2727

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