GSD-2022-1004858 power/reset: arm-versatile: Fix refcount leak in versatile_reboot_probe

Not scored Published

A refcount leak in the versatile_reboot_probe function can lead to resource exhaustion and denial of service in the Linux kernel.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is GSD-2022-1004858?

GSD-2022-1004858 is a denial of service vulnerability in Kernel, published on 31 Jul 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

power/reset: arm-versatile: Fix refcount leak in versatile_reboot_probe

This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.14.290 by commit a9ed3ad3a8d1dfbc829d86edb3236873a315db11, it was introduced in version v3.18 by commit 0e545f57b708630c54c8c5c24ea7f7034f6c40d9. For more details please see the references link.

Which versions are affected by GSD-2022-1004858?

1 open source package ship an affected version, including Kernel.

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2022-1004858?

No fix has been published for GSD-2022-1004858 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is GSD-2022-1004858 being exploited?

There is no known exploitation of GSD-2022-1004858 in the wild and no public exploit code.

Sources

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