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USN-5698-1: Open vSwitch vulnerability

25 October 2022

Open vSwitch could be made to crash or run programs if it received specially crafted network traffic.

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Releases

Packages

Details

It was discovered that Open vSwitch incorrectly handled comparison of
certain minimasks. A remote attacker could use this issue to cause Open
vSwitch to crash, resulting in a denial of service, or possibly execute
arbitrary code.

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Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 18.04

In general, a standard system update will make all the necessary changes.

References

Related notices

  • USN-5698-2: openvswitch-vtep, openvswitch-switch, openvswitch-common, ovn-host, ovn-central, openvswitch-switch-dpdk, ovn-docker, openvswitch-test, openvswitch-testcontroller, openvswitch-pki, openvswitch-ipsec, python-openvswitch, ovn-common, openvswitch

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Further reading