ACPI: GTDT: Don't corrupt interrupt mappings on watchdow probe failure

Kernel Updated 02 Oct 2025

Summary

31/05/2021

Disclosed on

N/A

Severity

No i

Fix available

Unrated

Severity

Not published

CVSS Score

GSD-2021-1000144: ACPI: GTDT: Don't corrupt interrupt mappings on watchdow probe failure. Affects Kernel versions >= ca9ae5ec4ef0ed13833b03297ab319676965492c, < e0f2d86481eaa83df33b0793f75212919db7a19d. No fix is published. How to fix ↓

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Background

The ACPI (Advanced Configuration and Power Interface) is a standard for power management and configuration of computer hardware. The GTDT (Generic Timer Description Table) is a part of ACPI that provides information about the system's timers. The Linux Kernel is an open-source operating system kernel used by many Linux distributions. This vulnerability affects the Linux Kernel package.

Vulnerability Detail

The vulnerability in ACPI GTDT can lead to corrupt interrupt mappings when there is a watchdow probe failure. The exact impact and attack plausibility of this vulnerability have not been proven yet. It was introduced in Linux Kernel version v4.12 and fixed in version v5.10.36. The vulnerability can potentially have security implications and may allow attackers to manipulate interrupt mappings.

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 ACPI GTDT vulnerability in the Linux Kernel can lead to corrupt interrupt mappings on watchdow probe failure. It is recommended to update the Linux Kernel package to version v5.10.36 or later to address this vulnerability. For further support on vulnerability remediation, please contact DevNack.com.

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