GSD-2022-1000056 binder: fix async_free_space accounting for empty parcels

Not scored Published

A bug in the Linux kernel binder driver causes incorrect space accounting for empty parcels, potentially leading to resource exhaustion or denial of service.

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

What is GSD-2022-1000056?

GSD-2022-1000056 is a vulnerability in Kernel, published on 10 Jan 2022. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

binder: fix async_free_space accounting for empty parcels

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 v5.15.13 by commit 17691bada6b2f1d5f1c0f6d28cd9d0727023b0ff, it was introduced in version v4.14 by commit 74310e06be4d74dcf67cd108366710dee5c576d5. For more details please see the references link.

Which versions are affected by GSD-2022-1000056?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2022-1000056?

No fix has been published for GSD-2022-1000056 yet. Limit exposure of the affected software until one is available.

Is GSD-2022-1000056 being exploited?

There is no known exploitation of GSD-2022-1000056 in the wild and no public exploit code.

Sources

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