Voluntarily Schedule During Key Setting in s390/gmap
Summary
GSD-2022-1003195: s390/gmap: voluntarily schedule during key setting. Affects Kernel versions < 12eb4e7db22a5a3fc99a122b4b3a9f1b9723d7aa. 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 s390/gmap package is a component of the Linux Kernel, which is responsible for managing the General Purpose Assist (GPA) mapping facility on IBM System z architectures. The GPA mapping facility is used to map virtual addresses to physical addresses. The s390/gmap package provides the necessary functionality for this mapping process.
Vulnerability Detail
The vulnerability in s390/gmap involves a voluntary scheduling issue during key setting. This vulnerability allows an attacker to potentially exploit the system by manipulating the scheduling of tasks during the key setting process. 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 →
Workaround
There is no specific workaround mentioned for this vulnerability.
Conclusion
The s390/gmap package in the Linux Kernel is vulnerable to a voluntary scheduling issue during key setting. To mitigate this vulnerability, it is recommended to update the Linux Kernel to version v5.15.47 or later. For further support on vulnerability remediation, please contact DevNack.com.
See every vulnerability recorded for Kernel →
FAQ
The impact of this vulnerability is currently unknown, as it has not been proven yet. However, it has the potential to allow an attacker to manipulate task scheduling during the key setting process.
You can use Vulert's playground (https://vulert.com/scanner) to check if your system is affected by this vulnerability. Simply upload your manifest file (e.g., package-lock.json) to the playground, and it will alert you in real-time if your system is vulnerable.
Yes, a fix for this vulnerability is available in Linux Kernel version v5.15.47. It is recommended to update to this version or later to ensure the vulnerability is patched.
There are currently no known exploits for this vulnerability. However, it is still important to patch the vulnerability to prevent any potential future exploits.
You can find more information about this vulnerability in the GSD-2022-1003195.json file in the GSD database repository (https://github.com/cloudsecurityalliance/gsd-database).
Related vulnerabilities
Recent vulnerabilities recorded for Kernel.
