Null Dereference in deinit in media: venus: hfi
Summary
GSD-2022-1002828: media: venus: hfi: avoid null dereference in deinit. Affects Kernel versions < b73ed0510bb8d9647cd8e8a4c4c8772bbe545c3a. No fix is published. How to fix ↓
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Background
The media package in the Linux Kernel is responsible for handling various media-related functionalities. It includes drivers and frameworks for audio, video, and other multimedia components. The 'venus' component within the media package is specifically related to the Qualcomm Venus hardware family interface (HFI). This interface is used for video encoding and decoding on Qualcomm Snapdragon SoCs. The vulnerability in question involves a null dereference issue in the 'deinit' function of the 'venus' component.
Vulnerability Detail
The null dereference vulnerability in the 'deinit' function of the 'venus' component can lead to a crash or potential code execution. When the 'deinit' function is called, it fails to check for a null pointer before accessing a member variable, resulting in a null dereference. An attacker could potentially exploit this vulnerability by providing malicious input or triggering specific conditions, leading to a crash or potential code execution. 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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Conclusion
The null dereference vulnerability in the 'deinit' function of the 'venus' component in the Linux Kernel can lead to a crash or potential code execution. It is recommended to update the kernel to version v5.18.3 or later to address this vulnerability. For further support on vulnerability remediation, you can reach out to DevNack.com.
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FAQ
The impact of this vulnerability can range from a crash to potential code execution, depending on the specific conditions and inputs provided.
An attacker can potentially exploit this vulnerability by providing malicious input or triggering specific conditions that lead to a null dereference, resulting in a crash or potential code execution.
No, the impact and attack plausibility of this vulnerability have not been proven yet.
To fix this vulnerability, update the Linux Kernel to version v5.18.3 or later, which includes the necessary fix for the null dereference issue in the 'deinit' function of the 'venus' component.
You can find more information about this vulnerability in the Linux Kernel's Git repository and the provided source link in the vulnerability details.
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