Vulnerability in Linux Kernel: media: stk1160
Summary
GSD-2022-1001875: media: stk1160: If start stream fails, return buffers with VB2_BUF_STATE_QUEUED. Affects Kernel versions >= 8ac456495a33d9466076fea94594181ceefb76d9, < a09e9882800fdfc5aab93f77c3f0132071d2191b. No fix is published. How to fix ↓
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Background
The Linux Kernel is a widely used open-source operating system kernel that serves as the foundation for numerous Linux distributions. It provides essential functionality for hardware abstraction, process management, memory management, and device drivers. The media subsystem within the Linux Kernel includes support for various media devices, such as video capture cards. One of the drivers in this subsystem is stk1160, which is responsible for handling video capture functionality for devices using the stk1160 chipset.
Vulnerability Detail
The stk1160 driver in the Linux Kernel prior to version 5.15.33 has a vulnerability that affects the handling of buffer states during the start stream process. When the start stream operation fails, the driver does not properly handle the associated video buffers, resulting in them being returned with the VB2_BUF_STATE_QUEUED state. This vulnerability can potentially lead to various issues, including buffer corruption, memory leaks, and potential privilege escalation if exploited by a malicious actor.
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.
Conclusion
The vulnerability in the Linux Kernel's stk1160 driver can potentially lead to buffer corruption, memory leaks, and privilege escalation. It is crucial to update the Linux Kernel to version 5.15.33 or later to mitigate this vulnerability. For further support and assistance with vulnerability remediation, please contact DevNack.com.
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FAQ
This vulnerability can potentially lead to buffer corruption, memory leaks, and potential privilege escalation if exploited by a malicious actor.
You can check your Linux Kernel version by running the 'uname -r' command in the terminal. If the version is earlier than 5.15.33, your system may be affected.
There are no known instances of this vulnerability being exploited in the wild at the time of this report.
This vulnerability requires local access to a system running the affected Linux Kernel with the stk1160 driver. It cannot be exploited remotely over a network.
For more details about this vulnerability, including technical specifics and the fix commit, refer to the provided references link.
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