Regulator Management Vulnerability in Linux Kernel: CVE-2022-49528
Summary
CVE-2022-49528: In the Linux kernel, the following vulnerability has been resolved: media: i2c: dw9714: Disable the regulator when the driver fails to probe When the driver fails to probe, we will get the following splat: [ 59.305988] -... Affects linux versions 5.10.103-1 – 6.9.9-1. No fix is published. How to fix ↓
Check if this vulnerability affects your application
Upload a manifest or SBOM and we'll show whether you're affected, plus every other risky package in the same scan.
No signup required · Results in about 60 seconds
Background
The Linux kernel is a core component of the Linux operating system, responsible for managing hardware resources and providing essential services to software applications. It supports a wide range of hardware architectures and is known for its stability and performance. The vulnerability CVE-2022-49528 specifically affects the media subsystem, particularly the i2c driver for the dw9714 camera regulator, which can lead to improper regulator management when the driver fails to probe.
Vulnerability Detail
CVE-2022-49528 is a vulnerability in the Linux kernel that occurs when the dw9714 driver fails to probe, resulting in a warning message and potential resource mismanagement. The issue arises from the failure to disable the regulator during error handling, which can lead to system instability and unexpected behavior. This vulnerability can be exploited in scenarios where the driver is critical for hardware functionality, potentially affecting the operation of devices relying on this driver.
How To Fix
No fixed version is published for this vulnerability.
Tip — Not sure whether your app is affected? Vulert can check the versions your app actually runs. Scan free →
Workaround
Currently, there are no specific workarounds mentioned for this vulnerability. It is advisable to monitor the system for any unusual behavior and apply the patch as soon as it becomes available.
Conclusion
CVE-2022-49528 is a significant vulnerability in the Linux kernel that affects the dw9714 driver. It is essential for users to update their systems to the patched version to mitigate potential risks. Monitoring tools like Vulert can assist in identifying vulnerabilities in your software without requiring extensive setup.
See every vulnerability recorded for linux →
FAQ
CVE-2022-49528 is a vulnerability in the Linux kernel related to improper regulator management in the dw9714 driver when it fails to probe.
You can use tools like Vulert to monitor and alert for open-source vulnerabilities in your software. Check your application against the vulnerability using the Vulert playground.
The vulnerability can lead to system instability and unexpected behavior, particularly in devices that rely on the dw9714 driver for operation.
Yes, a patch is available for Debian 12 and 13 in version 5.18.5-1. Users of Debian 11 should check for updates.
While there are no specific workarounds, it is crucial to monitor your system for any unusual behavior and apply the patch as soon as possible.
Related vulnerabilities
Recent vulnerabilities recorded for linux.
