Critical Vulnerability in Linux Kernel: Pin Control Offset Issue
Summary
DEBIAN-CVE-2024-46708: In the Linux kernel, the following vulnerability has been resolved: pinctrl: qcom: x1e80100: Fix special pin offsets Remove the erroneus 0x100000 offset to prevent the boards from crashing on pin state setting, as well a... Affects linux versions < 6.10.9-1. Fixed in 6.10.9-1. How to fix ↓
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Background
The Linux kernel is the core component of many operating systems, including Debian. It manages hardware resources and provides essential services for software applications. The kernel is known for its robustness and flexibility, but it can be susceptible to vulnerabilities that may affect system stability and security. This specific vulnerability relates to the pin control subsystem, which is responsible for managing pin states on hardware devices.
Vulnerability Detail
In the Linux kernel, a vulnerability has been identified in the pinctrl subsystem for Qualcomm hardware. The issue arises from an erroneous offset (0x100000) that, when applied, can lead to system crashes during pin state setting. This vulnerability can disrupt intended state changes, potentially causing instability in devices relying on this functionality. The flaw has been resolved in the patched version of the kernel, ensuring that the erroneous offset is removed.
How To Fix
Minimum fixed version
6.10.9-1
This is the first release that contains the fix.
sudo apt-get install --only-upgrade linuxTip — Not sure which version your app runs? Vulert can match this fix to it. Scan free →
Workaround
Currently, there are no specific workarounds provided for this vulnerability. The best course of action is to apply the available patch as soon as possible.
Conclusion
The vulnerability identified in the Linux kernel's pinctrl subsystem poses a significant risk to system stability. Users are urged to update their kernel to the patched version 6.10.9-1 to mitigate this risk. Regular monitoring for vulnerabilities is essential to maintain system security.
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FAQ
The vulnerability is related to an incorrect pin offset in the pinctrl subsystem of the Linux kernel, which can cause system crashes.
You can check if your application is affected by using the Vulert playground at Vulert Scanner, which allows you to monitor vulnerabilities without requiring any installation.
Failure to address this vulnerability may lead to system instability and crashes, affecting the performance of applications relying on the pinctrl subsystem.
Yes, the fixed version of the Linux kernel is 6.10.9-1. Updating to this version will resolve the vulnerability.
It is recommended to regularly check for vulnerabilities, especially after updates or when new vulnerabilities are disclosed. Tools like Vulert can help automate this process.
References
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