Vulnerability in Linux Kernel: USB: host: isp116x
Summary
GSD-2022-1003945: USB: host: isp116x: check return value after calling platform_get_resource(). Affects Kernel versions < 7bffda1560a6f255fdf504e059fbbdb5d46b9e44. 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 various Linux distributions. It provides essential functionality for hardware communication, device drivers, and system resource management. The USB subsystem within the Linux Kernel enables the connection and communication between USB devices and the host system. The isp116x driver is responsible for supporting the ISP116x USB controller. This vulnerability specifically affects the isp116x driver in the Linux Kernel.
Vulnerability Detail
The vulnerability in the isp116x driver arises from a failure to check the return value after calling the platform_get_resource() function. This oversight can lead to potential security vulnerabilities, although the exact impact and attack plausibility have not been proven. Attackers may exploit this vulnerability to execute arbitrary code, escalate privileges, or cause denial-of-service conditions. The vulnerability has been addressed in the Linux Kernel version v4.14.283 by commit 7bffda1560a6f255fdf504e059fbbdb5d46b9e44.
How To Fix
No fixed version is published for this vulnerability.
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Conclusion
The vulnerability in the isp116x driver of the Linux Kernel can potentially lead to security risks such as arbitrary code execution and privilege escalation. It is crucial to update the Linux Kernel to version v4.14.283 or later to mitigate this vulnerability. Promptly applying security updates and following best practices for system hardening are essential for maintaining a secure environment. For further support on vulnerability remediation, you can reach out to DevNack.com.
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FAQ
The impact of this vulnerability can vary depending on the attacker's capabilities and the specific system configuration. However, potential consequences include arbitrary code execution, privilege escalation, and denial-of-service conditions.
There is no evidence to suggest that this vulnerability has been exploited in real-world attacks. However, it is always recommended to apply security updates promptly to mitigate potential risks.
No, only versions prior to v4.14.283 are affected by this vulnerability. It has been fixed in the mentioned version and subsequent releases.
The recommended approach is to update the Linux Kernel to the fixed version. However, if updating is not immediately feasible, other security measures such as network segmentation, access controls, and intrusion detection systems can help reduce the risk of exploitation.
For more details about the fix, you can refer to the commit 7bffda1560a6f255fdf504e059fbbdb5d46b9e44 in the Linux Kernel repository. Additional information about the vulnerability may be available in the official security advisories or related discussions on Linux Kernel mailing lists and forums.
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