video: fbdev: pxa3xx-gcu: release the resources correctly in pxa3xx_gcu_probe/remove() - Kernel
Summary
GSD-2022-1004037: video: fbdev: pxa3xx-gcu: release the resources correctly in pxa3xx_gcu_probe/remove(). Affects Kernel versions < 235c477d492ce598db7f91efad9de9df78a2ee09. 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 Kernel is a crucial component of the Linux operating system that acts as a bridge between the hardware and software layers. It provides essential services and functions, including device drivers, memory management, and process scheduling. The pxa3xx-gcu driver is responsible for managing the graphics processing unit (GPU) on the PXA3xx platform. This vulnerability specifically affects the pxa3xx-gcu driver's resource release mechanism during the probe and remove operations.
Vulnerability Detail
The vulnerability in the pxa3xx-gcu driver arises from incorrect resource release in the pxa3xx_gcu_probe/remove functions. This issue can lead to resource leaks, potentially causing memory corruption or system instability. Attackers may be able to exploit this vulnerability to execute arbitrary code, escalate privileges, or cause denial-of-service conditions. It is important to note that the impact and attack plausibility of this vulnerability have not been proven yet.
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 →
Conclusion
In conclusion, the pxa3xx-gcu driver in the Kernel is vulnerable to incorrect resource release during the probe and remove operations. This vulnerability can potentially lead to resource leaks, memory corruption, or system instability. To mitigate this issue, it is crucial to update the Linux Kernel to version v4.9.318 or later. For further support on vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for Kernel →
FAQ
The pxa3xx-gcu driver is responsible for managing the graphics processing unit (GPU) on the PXA3xx platform. It enables hardware acceleration for graphics-related tasks.
This vulnerability can lead to resource leaks, which may result in memory corruption or system instability. Attackers could potentially exploit this issue to execute arbitrary code, escalate privileges, or cause denial-of-service conditions.
No, the impact and attack plausibility of this vulnerability have not been proven yet. However, it is still important to apply the recommended fix to ensure system security.
To fix this vulnerability, update the Linux Kernel to version v4.9.318 or later. The fix was implemented in commit 235c477d492ce598db7f91efad9de9df78a2ee09.
No specific workaround has been provided for this vulnerability. It is recommended to apply the fix by updating the Linux Kernel.
Related vulnerabilities
Recent vulnerabilities recorded for Kernel.
