Vulnerability in openvswitch: Fix setting ipv6 fields causing hw csum failure
Summary
GSD-2022-1000932: openvswitch: Fix setting ipv6 fields causing hw csum failure. Affects Kernel versions >= 3fdbd1ce11e5c0d7cafbe44c942c5cad61113d7b, < 2158b384c60f13bc1cf38d703f835c4e33896714. No fix is published. How to fix ↓
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Background
Openvswitch is a software-based virtual switch that is commonly used in virtualized environments. It provides network connectivity between virtual machines and physical networks. The vulnerability in openvswitch affects the handling of ipv6 fields, which can lead to hardware checksum failures.
Vulnerability Detail
The vulnerability arises from a flaw in the code that sets ipv6 fields in openvswitch. When these fields are improperly set, it can result in hardware checksum failures. This can potentially lead to network connectivity issues and data corruption. The vulnerability was introduced in version v3.8 of the Linux Kernel and has been fixed in version v4.14.269.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
There is no specific workaround mentioned for this vulnerability.
Conclusion
The vulnerability in openvswitch that causes hardware checksum failures when setting ipv6 fields can be fixed by updating the Linux Kernel to version v4.14.269 or later. It is important to ensure that the updated kernel is properly installed and configured. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
Openvswitch is a software-based virtual switch used in virtualized environments to provide network connectivity between virtual machines and physical networks.
The vulnerability can result in hardware checksum failures, leading to network connectivity issues and potential data corruption.
The vulnerability was introduced in version v3.8 of the Linux Kernel and has been fixed in version v4.14.269.
To fix this vulnerability, update the Linux Kernel to version v4.14.269 or later by pulling the latest updates from the official Linux Kernel repository and rebuilding the kernel.
No specific workaround has been mentioned for this vulnerability.
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