GSD-2022-1004876 xen/netfront: fix leaking data in shared pages

Not scored Published

An attacker with local access could read sensitive data from shared pages in the Xen netfront driver due to improper data clearing.

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-2022-1004876?

GSD-2022-1004876 is a 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

xen/netfront: fix leaking data in shared pages

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 v4.14.287 by commit f2c6f208a52df7e201f9fc34ae5efd7f9f40133e. For more details please see the references link.

Which versions are affected by GSD-2022-1004876?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2022-1004876?

No fix has been published for GSD-2022-1004876 yet. Limit exposure of the affected software until one is available.

Is GSD-2022-1004876 being exploited?

There is no known exploitation of GSD-2022-1004876 in the wild and no public exploit code.

Sources

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