Vulnerability in Kernel Package: irqchip/gic-v3
Summary
GSD-2022-1004300: irqchip/gic-v3: Fix error handling in gic_populate_ppi_partitions. Affects Kernel versions >= 52085d3f2028d853f8d6ce7ead2f8a504f6077fa, < c83c34c57798fc41faefcf078be78683db2f4beb. No fix is published. How to fix ↓
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Background
The Kernel package is a critical component of the Linux operating system that provides core functionality and manages system resources. It includes various subsystems and drivers, including the irqchip/gic-v3 module, which handles interrupt requests for ARM-based systems. The irqchip/gic-v3 module is responsible for managing the Generic Interrupt Controller (GIC) version 3, which is commonly used in ARM-based devices. This vulnerability specifically affects the gic_populate_ppi_partitions function within the irqchip/gic-v3 module.
Vulnerability Detail
The gic_populate_ppi_partitions function in the irqchip/gic-v3 module has an error handling issue. This vulnerability was introduced in version v5.4 of the Linux Kernel by commit 52085d3f2028d853f8d6ce7ead2f8a504f6077fa and was fixed in version v5.18.6 by commit c83c34c57798fc41faefcf078be78683db2f4beb. The impact and attack plausibility of this vulnerability have not been proven yet. However, if exploited, it could potentially lead to system instability, denial of service, or privilege escalation.
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 Kernel package's irqchip/gic-v3 module has a vulnerability in the gic_populate_ppi_partitions function. This vulnerability can potentially lead to system instability, denial of service, or privilege escalation. It is recommended to update the Linux Kernel package to version v5.18.6 or later to fix this vulnerability. If you have any further questions or need assistance with vulnerability remediation, please contact DevNack.com.
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FAQ
If exploited, this vulnerability could potentially lead to system instability, denial of service, or privilege escalation.
You can use the Vulert playground (https://vulert.com/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, there is no known exploit for this vulnerability. However, it is important to apply the fix as soon as possible to mitigate any potential risks.
The details regarding the exploitability of this vulnerability remotely have not been provided. However, it is always recommended to apply security updates to ensure the overall security of the system.
For more information about this vulnerability, you can refer to the source JSON file provided by the Cloud Security Alliance's GSD database (https://github.com/cloudsecurityalliance/gsd-database/blob/main/2022/1004xxx/GSD-2022-1004300.json).
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