Vulnerability in i2c: validate user data in compat ioctl
Summary
GSD-2022-1000051: i2c: validate user data in compat ioctl. Affects Kernel versions >= 7d5cb45655f2e9e37ef75d18f50c0072ef14a38b, < f68599581067e8a5a8901ba9eb270b4519690e26. No fix is published. How to fix ↓
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Background
The i2c package is a kernel module in the Linux ecosystem that provides support for the Inter-Integrated Circuit (I2C) protocol. This protocol allows communication between integrated circuits on a bus. The i2c module enables devices to exchange data over the I2C bus, facilitating communication between various hardware components. However, a vulnerability has been discovered in the i2c module that could potentially be exploited by attackers.
Vulnerability Detail
The vulnerability in the i2c module involves the lack of validation of user data in the compat ioctl. This vulnerability was introduced in version v4.15 of the Linux Kernel by commit 7d5cb45655f2e9e37ef75d18f50c0072ef14a38b and was fixed in version v5.15.13 by commit f68599581067e8a5a8901ba9eb270b4519690e26. The impact and attack plausibility of this vulnerability have not been proven yet. However, if exploited, it could potentially lead to security breaches and unauthorized access to sensitive information.
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 i2c package in the Linux Kernel is vulnerable to a security issue that could potentially lead to unauthorized access and security breaches. It is crucial to update the kernel to the latest version, v5.15.13, or later to mitigate this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.
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FAQ
The i2c package is a kernel module in the Linux ecosystem that provides support for the Inter-Integrated Circuit (I2C) protocol. It enables devices to communicate over the I2C bus.
The impact of this vulnerability is not yet proven. However, if exploited, it could potentially lead to security breaches and unauthorized access to sensitive information.
This vulnerability was introduced in version v4.15 of the Linux Kernel by commit 7d5cb45655f2e9e37ef75d18f50c0072ef14a38b.
To fix this vulnerability, it is recommended to update the Linux Kernel to version v5.15.13 or later by pulling the latest updates from the official Linux Kernel repository.
No specific workaround has been provided for this vulnerability.
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