Kernel Panic Vulnerability in Linux Package: CVE-2023-53392
Summary
CVE-2023-53392: In the Linux kernel, the following vulnerability has been resolved: HID: intel-ish-hid: Fix kernel panic during warm reset During warm reset device->fw_client is set to NULL. Affects linux versions < 6.1.25-1. Fixed in 6.1.25-1. How to fix ↓
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Background
The Linux package is a core component of the Debian operating system, responsible for managing hardware and system resources. It provides essential functionalities for device drivers and system operations. This vulnerability specifically affects the HID subsystem, which manages Human Interface Devices, leading to potential system instability during device resets.
Vulnerability Detail
In the Linux kernel, a vulnerability has been identified where a kernel panic can occur during a warm reset of the ISH (Intelligent System Hardware) firmware. When the device's firmware client is set to NULL, and a bus driver is registered afterward, it can lead to a dereference of a NULL pointer in the function ishtp_cl_bus_match(). This issue arises from changes made in kernel version 5.16, which altered the loading behavior of ISHTP drivers, exposing this flaw. The ramifications include system crashes and potential data loss, making it critical to address this vulnerability promptly.
How To Fix
Minimum fixed version
6.1.25-1
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. It is recommended to apply the patch as soon as it is available to prevent potential kernel panics.
Conclusion
CVE-2023-53392 represents a significant vulnerability in the Linux kernel that can lead to kernel panics during device resets. It is essential for users to update to the patched version to ensure system stability and security. Monitoring tools like Vulert can assist in identifying vulnerabilities in your software.
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FAQ
CVE-2023-53392 is a vulnerability in the Linux kernel that can cause a kernel panic during a warm reset of the ISH firmware.
This vulnerability can lead to system crashes and instability, particularly during device resets, which may result in data loss.
The vulnerability affects Linux versions prior to 6.1.25-1 in Debian 12, 13, and 14.
You can use Vulert to monitor and alert for open-source vulnerabilities in your software. Visit Vulert Scanner to check if your application is affected without needing to sign up.
While there are no specific workarounds, it is crucial to plan for an update as soon as possible to mitigate the risks associated with this vulnerability.
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