Double Free Vulnerability in drm/amd/pm Package
Summary
GSD-2022-1003901: drm/amd/pm: fix double free in si_parse_power_table(). Affects Kernel versions < c0e811c4ccf3b42705976285e3a94cc82dea7300. No fix is published. How to fix ↓
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Background
The drm/amd/pm package is a component of the Linux Kernel that handles power management for AMD graphics cards. It provides functionality for parsing power tables and managing power-related operations. The package is critical for ensuring optimal performance and power efficiency of AMD GPUs.
Vulnerability Detail
The double free vulnerability in si_parse_power_table() function of the drm/amd/pm package allows an attacker to free the same memory location twice, leading to memory corruption and potential exploitation. This vulnerability can be triggered by a specially crafted input, potentially resulting in a denial of service (system crash) or arbitrary code execution.
How To Fix
No fixed version is published for this vulnerability.
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Workaround
There is no known workaround for this vulnerability. It is essential to apply the provided fix by updating the Linux Kernel to the recommended version.
Conclusion
The double free vulnerability in the drm/amd/pm package can have severe consequences, including system crashes and arbitrary code execution. It is crucial to update the Linux Kernel to the recommended version to mitigate this vulnerability. For further support on vulnerability remediation, contact DevNack.com.
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FAQ
The vulnerability can potentially lead to a denial of service (system crash) or arbitrary code execution, depending on how it is exploited.
Yes, the vulnerability is specific to the drm/amd/pm package, which is responsible for power management of AMD graphics cards.
Exploiting this vulnerability requires local access to the system. Remote exploitation is not possible without prior access.
There are no known instances of this vulnerability being exploited in the wild. However, it is crucial to apply the fix to mitigate any potential risks.
For more details about this vulnerability, including the fix commit and affected versions, refer to the provided source link in the Open Source Vulnerability database.
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