Out-of-Bound Array Access in net: tulip: de4x5
Summary
GSD-2021-1002392: net: tulip: de4x5: fix the problem that the array 'lp->phy[8]' may be out of bound. Affects Kernel versions < d3dedaa5a601107cfedda087209772c76e364d58. No fix is published. How to fix ↓
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Background
The net: tulip: de4x5 package is a component of the Linux Kernel, which is responsible for handling network communication. It includes drivers for certain network interface cards (NICs), such as the de4x5 series. These drivers enable the NICs to communicate with the operating system and facilitate network connectivity.
Vulnerability Detail
The vulnerability in the net: tulip: de4x5 package involves an out-of-bound array access issue within the 'lp->phy' array. Specifically, the array 'lp->phy[8]' may be accessed beyond its bounds, leading to potential memory corruption or other undefined behavior. This vulnerability could be exploited by an attacker to execute arbitrary code, crash the system, or gain elevated privileges.
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. However, applying the recommended fix by updating the Linux Kernel to the mentioned version is the best course of action.
Conclusion
The out-of-bound array access vulnerability in the net: tulip: de4x5 package can pose significant risks to the security and stability of a system. It is crucial to update the Linux Kernel to the recommended version to mitigate this vulnerability. Additionally, regular vulnerability scanning and patch management practices should be followed to ensure the overall security of the system.
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FAQ
This vulnerability could allow an attacker to execute arbitrary code, crash the system, or gain elevated privileges.
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 and Vulert will analyze it for any open-source vulnerabilities, including this one.
At the time of this report, no known exploits have been reported for this vulnerability. However, it is important to apply the recommended fix to mitigate any potential risks.
Yes, this vulnerability can be exploited remotely if the affected system is accessible over the network.
For further support on vulnerability remediation, you can contact info@devnack.com. They can provide guidance and assistance in addressing this vulnerability.
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