Voluntarily Schedule During Key Setting in s390/gmap

Kernel Updated 02 Oct 2025

Summary

28/06/2022

Disclosed on

N/A

Severity

No i

Fix available

Unrated

Severity

Not published

CVSS Score

GSD-2022-1003664: s390/gmap: voluntarily schedule during key setting. Affects Kernel versions < 5cb13cdc180adac2ecd3c8c3d146c82549163fc3. No fix is published. How to fix ↓

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Background

The s390/gmap package is a component of the Linux Kernel, which is responsible for managing the General Purpose Register (GPR) mapping on IBM System z architecture. It provides functionality for mapping virtual addresses to physical addresses and plays a crucial role in the execution of programs on this platform.

Vulnerability Detail

The vulnerability identified in s390/gmap allows for voluntary scheduling during key setting. This means that an attacker could potentially exploit this vulnerability to interrupt the key setting process and gain unauthorized access or manipulate the system's memory mappings. The impact and attack plausibility of this vulnerability have not been proven yet, but it poses a potential security risk.

How To Fix

No fixed version is published for this vulnerability.

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Workaround

There is no specific workaround mentioned for this vulnerability.

Conclusion

The vulnerability in s390/gmap that allows for voluntary scheduling during key setting poses a potential security risk. It is crucial to update the Linux Kernel to version v5.4.198 or a later release to mitigate this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.

See every vulnerability recorded for Kernel →