ARM: socfpga: Fix crash with CONFIG_FORTIRY_SOURCE in Kernel
Summary
GSD-2021-1002356: ARM: socfpga: Fix crash with CONFIG_FORTIRY_SOURCE. Affects Kernel versions >= 9c4566a117a6fe404a0e49b27ac71b631945a70f, < e11b0f401c5b768bc337bd7c226f9e83d5c64394. No fix is published. How to fix ↓
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Background
The Kernel is a crucial component of the Linux operating system that acts as a bridge between the hardware and software layers. It provides essential functionalities and services to enable the proper functioning of the system. The ARM architecture is widely used in embedded systems, including the socfpga platform. The socfpga platform combines the ARM processor with FPGA (Field-Programmable Gate Array) technology, offering flexibility and customization. However, a vulnerability has been identified in the socfpga implementation when the CONFIG_FORTIRY_SOURCE configuration is enabled.
Vulnerability Detail
The vulnerability in the socfpga implementation arises when the CONFIG_FORTIRY_SOURCE configuration is enabled. This configuration option is related to Fortify Source, a security feature that helps identify and prevent common software vulnerabilities. However, due to a coding error, enabling CONFIG_FORTIRY_SOURCE in the socfpga platform leads to a system crash. The crash occurs in the Linux Kernel version v3.8 and onwards, impacting the socfpga platform. The exact impact and attack vectors of this vulnerability have not been proven, but it is essential to address it to ensure system stability and security.
How To Fix
No fixed version is published for this vulnerability.
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Conclusion
In conclusion, the ARM socfpga platform is vulnerable to a system crash when the CONFIG_FORTIRY_SOURCE configuration is enabled in the Linux Kernel. To mitigate this vulnerability, it is crucial to update the Kernel to version v4.4.294 or later. This update resolves the coding error and ensures system stability and security. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
The impact of this vulnerability is a system crash when the CONFIG_FORTIRY_SOURCE configuration is enabled in the socfpga platform. The exact attack vectors and potential consequences are yet to be proven.
The vulnerability affects Linux Kernel versions v3.8 and onwards.
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 monitoring and alerts for open-source vulnerabilities, including this one.
No specific workaround has been provided for this vulnerability. It is recommended to update the Linux Kernel to the fixed version.
You can find more information about this vulnerability in the GSD-2021-1002356 entry of the GSD database maintained by the Cloud Security Alliance. The source link is available at https://github.com/cloudsecurityalliance/gsd-database/blob/main/2021/1002xxx/GSD-2021-1002356.json.
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