Buffer Overflow Vulnerability in video: fbdev: nvidiafb
Summary
GSD-2022-1002421: video: fbdev: nvidiafb: Use strscpy() to prevent buffer overflow. Affects Kernel versions < 580e5d3815474b8349250c25c16416585a72c7fe. No fix is published. How to fix ↓
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Background
The video: fbdev: nvidiafb package is a component of the Linux Kernel ecosystem. It provides support for the NVIDIA framebuffer driver in the Linux kernel. This driver allows users to utilize NVIDIA graphics cards with framebuffer devices. The vulnerability in this package involves a buffer overflow issue.
Vulnerability Detail
The buffer overflow vulnerability in video: fbdev: nvidiafb arises due to the lack of proper bounds checking when copying data into a buffer. This can potentially lead to a buffer overflow, allowing an attacker to overwrite adjacent memory and execute arbitrary code. The impact and attack plausibility of this vulnerability have not been proven yet. The vulnerability has been fixed in Linux Kernel version v4.14.276 by commit 580e5d3815474b8349250c25c16416585a72c7fe.
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
In conclusion, the video: fbdev: nvidiafb package in the Linux Kernel is vulnerable to a buffer overflow issue. It is recommended to update the kernel to version v4.14.276 or later to mitigate this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
The impact of this vulnerability is not yet proven. However, if successfully exploited, it could allow an attacker to execute arbitrary code on the affected system.
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.
Yes, the vulnerability has been fixed in Linux Kernel version v4.14.276 by commit 580e5d3815474b8349250c25c16416585a72c7fe. It is recommended to update the kernel to this version or later.
The remote exploitability of this vulnerability has not been determined yet. Further analysis is required to assess the potential for remote exploitation.
You can find more information about this vulnerability in the Open Source Vulnerability Database (OSVDB) entry at https://github.com/cloudsecurityalliance/gsd-database/blob/main/2022/1002xxx/GSD-2022-1002421.json
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