Vulnerability in Kernel Package: drm/amdgpu
Summary
GSD-2022-1002756: drm/amdgpu: Move mutex_init(&smu->message_lock) to smu_early_init(). Affects Kernel versions < f81fb5e6c6634931d183de61c9fecc5e203d3124. No fix is published. How to fix ↓
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Background
The Kernel package is a crucial component of the Linux operating system, responsible for managing the system's core functionality. The drm/amdgpu module within the Kernel package provides support for AMD GPUs. It handles various tasks related to graphics processing, including memory management, display output, and power management. However, a vulnerability has been identified in the drm/amdgpu module that could potentially be exploited by attackers.
Vulnerability Detail
The vulnerability in the drm/amdgpu module involves the improper initialization of the 'message_lock' mutex. In the current implementation, the mutex is initialized in a later stage of the module's initialization process. This delay in initialization could lead to race conditions and potential security vulnerabilities. Attackers may be able to exploit these vulnerabilities to gain unauthorized access, escalate privileges, 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 workaround has been provided for this vulnerability.
Conclusion
In conclusion, a vulnerability has been identified in the drm/amdgpu module of the Kernel package. This vulnerability involves the improper initialization of a mutex, which could lead to race conditions and potential security vulnerabilities. It is recommended to update to Linux Kernel version v5.18.3 or a later version to address this vulnerability. For further support on vulnerability remediation, you can contact DevNack.com.
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FAQ
The impact of this vulnerability could potentially allow attackers to gain unauthorized access, escalate privileges, or execute arbitrary code on the affected system.
There is no evidence of this vulnerability being exploited in the wild at the moment. However, it is important to apply the recommended fix to mitigate any potential risks.
The vulnerability affects versions of the Kernel package up to and including v5.18.2. The fix has been implemented in version v5.18.3 and later.
For more details about this vulnerability, including the commit that fixed it, you can refer to the source link provided in the vulnerability details.
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.
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