========================================================================== Ubuntu Security Notice USN-5242-1 January 20, 2022
openvswitch vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 21.10 Summary: Open vSwitch could be made to hang or crash if it received specially crafted network traffic. Software Description: - openvswitch: Ethernet virtual switch Details: It was discovered that Open vSwitch incorrectly handled certain fragmented packets. A remote attacker could possibly use this issue to cause Open vSwitch to consume resources, leading to a denial of service. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 21.10: openvswitch-common 2.16.0-0ubuntu2.1 In general, a standard system update will make all the necessary changes. References: https://ubuntu.com/security/notices/USN-5242-1 CVE-2021-3905 Package Information: https://launchpad.net/ubuntu/+source/openvswitch/2.16.0-0ubuntu2.1
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