Potential null pointer dereference in net: fujitsu package
Summary
GSD-2021-1000702: net: fujitsu: fix potential null-ptr-deref. Affects Kernel versions < b92170e209f7746ed72eaac98f2c2f4b9af734e6. 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 net: fujitsu package is a component of the Linux Kernel, which is responsible for handling network-related functionalities. It provides support for Fujitsu-specific network devices. This package is widely used in Linux-based systems for networking purposes.
Vulnerability Detail
The potential null pointer dereference vulnerability in the net: fujitsu package allows an attacker to exploit a null pointer dereference issue. This vulnerability can lead to a system crash or potential code execution. The vulnerability was introduced in an unknown version and has been fixed in Linux Kernel version v4.4.271 by commit b92170e209f7746ed72eaac98f2c2f4b9af734e6.
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 →
Workaround
There is no specific workaround mentioned for this vulnerability.
Conclusion
The potential null pointer dereference vulnerability in the net: fujitsu package can lead to system crashes or code execution. It is recommended to update the Linux Kernel to version v4.4.271 or later to fix this vulnerability. For further support on vulnerability remediation, you can contact DevNack.com.
See every vulnerability recorded for Kernel →
FAQ
This vulnerability can potentially lead to a system crash or code execution, which can be exploited by an attacker.
You can use Vulert Playground (https://vulert.com/scanner) to check if your system is affected by this vulnerability. Simply upload your package-lock.json file and it will provide real-time alerts for open-source vulnerabilities.
There is no known exploit available for this vulnerability at the moment.
The recommended solution is to update the Linux Kernel to the fixed version. However, if updating is not feasible, you can consider implementing additional security measures, such as network segmentation and access controls, to mitigate the risk.
You can refer to the vulnerability details in the Open Source Vulnerability format at https://github.com/cloudsecurityalliance/gsd-database/blob/main/2021/1000xxx/GSD-2021-1000702.json
Related vulnerabilities
Recent vulnerabilities recorded for Kernel.
