Null Pointer Dereference in amt_rcv() in Kernel
Summary
GSD-2022-1002945: amt: fix possible null-ptr-deref in amt_rcv(). Affects Kernel versions >= 60d9c020c69977e138727b3577bc6a0458325e9c, < 42c6af92666a6f4a600a0f03fabce98a361dc824. No fix is published. How to fix ↓
Check if this vulnerability affects your application
Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.
No signup required · Results in about 60 seconds
Background
The Kernel is a critical component of the Linux operating system that provides core functionalities and manages system resources. It acts as a bridge between the hardware and software layers, facilitating communication and coordination between various components. The amt_rcv() function is a part of the Kernel's AMT (Active Management Technology) module, which enables remote management capabilities for Intel-based systems. This vulnerability in amt_rcv() can lead to a null pointer dereference, potentially causing a system crash or allowing an attacker to execute arbitrary code.
Vulnerability Detail
The vulnerability arises due to a possible null pointer dereference in the amt_rcv() function within the Kernel. If a null pointer is encountered during the execution of this function, it can result in a system crash or allow an attacker to exploit this condition to execute arbitrary code. The impact and attack plausibility of this vulnerability have not been proven yet. However, it is crucial to address this issue to ensure system stability and security.
How To Fix
No fixed version is published for this vulnerability.
Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →
Conclusion
The null pointer dereference vulnerability in amt_rcv() within the Kernel can have severe consequences, including system crashes and potential execution of arbitrary code. It is highly recommended to update the Linux Kernel to version v5.17.15 or later to address this vulnerability. For further support and assistance in vulnerability remediation, you can reach out to DevNack.com.
See every vulnerability recorded for Kernel →
FAQ
The impact of this vulnerability can range from a system crash to potential execution of arbitrary code by an attacker.
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 provide real-time alerts for open-source vulnerabilities, including this one.
No specific workaround has been mentioned for this vulnerability. It is recommended to update the Linux Kernel to the fixed version.
The possibility of remote exploitation has not been proven yet. However, it is essential to address this vulnerability to prevent any potential remote attacks.
There are no known instances of this vulnerability being exploited at the moment. However, it is crucial to stay updated and apply the necessary fixes to mitigate any potential risks.
Related vulnerabilities
Recent vulnerabilities recorded for Kernel.
