Vulnerability in Kernel package: iommu/arm-smmu-v3
Summary
GSD-2022-1003489: iommu/arm-smmu-v3: check return value after calling platform_get_resource(). Affects Kernel versions < 54c1e0e3bbcab2abe25b2874a43050ae5df87831. No fix is published. How to fix ↓
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Background
The Kernel package is a fundamental component of the Linux operating system, responsible for managing the system's core functionality. It provides essential services such as process management, memory management, and device drivers. The iommu/arm-smmu-v3 module within the Kernel package is specifically designed to handle input/output memory management unit (IOMMU) operations for ARM-based systems. It ensures secure and efficient memory access for devices connected to the system. However, a vulnerability has been identified in this module that could potentially be exploited by attackers.
Vulnerability Detail
The vulnerability in the iommu/arm-smmu-v3 module arises from a failure to check the return value after calling the platform_get_resource() function. This oversight could lead to various security issues, including potential memory corruption or privilege escalation attacks. An attacker may be able to exploit this vulnerability to gain unauthorized access to sensitive information or execute arbitrary code on the affected system. It is important to note that the impact and attack plausibility of this vulnerability have not been proven yet.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
No specific workaround has been provided for this vulnerability. It is advised to apply the recommended fix by updating the Kernel package to the latest version.
Conclusion
In conclusion, the iommu/arm-smmu-v3 module in the Kernel package is vulnerable to a security issue that could potentially be exploited by attackers. To mitigate this vulnerability, it is crucial to update the Kernel package to version v5.10.122 or later. For further support and assistance in vulnerability remediation, please contact DevNack.com.
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FAQ
The Kernel package is a core component of the Linux operating system, responsible for managing essential system functionality.
The iommu/arm-smmu-v3 module is a part of the Kernel package that handles input/output memory management unit operations for ARM-based systems.
The impact of this vulnerability could include potential memory corruption or privilege escalation attacks, leading to unauthorized access or arbitrary code execution.
To fix this vulnerability, update the Kernel package to version v5.10.122 or later, which includes the necessary fix for this issue.
No specific workaround has been provided. It is recommended to update the Kernel package to the latest version.
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