Race Condition Vulnerability in ibmvnic Package
Summary
GSD-2022-1001199: ibmvnic: fix race between xmit and reset. Affects Kernel versions >= 7ed5b31f4a6695a21f617df07646e9b15c6c1d29, < 8507c6ade73cdbbbda5c3d31d67f52f2e1cf03fe. No fix is published. How to fix ↓
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Background
The ibmvnic package is a component of the Linux Kernel ecosystem. It provides support for IBM Virtual NIC (ibmvnic) devices, which are used in IBM PowerVM virtualization environments. The package enables communication between the virtual NICs and the underlying hardware. It is an essential part of the Linux Kernel and is widely used in IBM Power Systems.
Vulnerability Detail
The identified vulnerability in the ibmvnic package is a race condition between the transmit (xmit) operation and the reset operation. A race condition occurs when multiple threads or processes access shared resources concurrently, leading to unexpected behavior. In this case, the race condition can occur when a transmit operation is in progress while a reset operation is triggered. This can result in inconsistent or incorrect data transmission, potentially leading to network connectivity issues or data corruption. The vulnerability was introduced in version v5.4 of the Linux Kernel and was fixed in version v5.17.2.
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. The recommended approach is to update the Linux Kernel to the fixed version.
Conclusion
The race condition vulnerability in the ibmvnic package can lead to network connectivity issues and data corruption. It is crucial to update the Linux Kernel to version v5.17.2 or later to mitigate this vulnerability. For further support and assistance in vulnerability remediation, please contact DevNack.com.
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FAQ
The vulnerability can result in network connectivity issues or data corruption due to inconsistent or incorrect data transmission.
You can use the Vulert Playground at Vulert Scanner to check if your system is affected by this vulnerability. Simply upload your package-lock.json file to the playground, and it will analyze the dependencies and alert you if any vulnerabilities, including this one, are found.
As of now, there is no known exploit for this vulnerability. However, it is important to apply the fix as soon as possible to prevent any potential exploitation.
The vulnerability specifically affects the ibmvnic package in the Linux Kernel. However, it is always recommended to keep all packages and dependencies up to date to ensure overall system security.
You can find more information about this vulnerability in the GSD-2022-1001199 entry of the GSD Database maintained by the Cloud Security Alliance. The link to the entry is available in the references section of this report.
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