GSD-2021-1000595 net: dsa: mt7530: fix VLAN traffic leaks

Not scored Published

An attacker on the local network can read VLAN traffic that should be isolated due to a leak in the mt7530 DSA driver.

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-2021-1000595?

GSD-2021-1000595 is a vulnerability in Kernel, published on 4 Jun 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

net: dsa: mt7530: fix VLAN traffic leaks

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 v5.10.42 by commit b91117b66fe875723a4e79ec6263526fffdb44d2, it was introduced in version v4.16 by commit 83163f7dca5684816d01c8ccf4857aa74801e7b7. For more details please see the references link.

Which versions are affected by GSD-2021-1000595?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2021-1000595?

No fix has been published for GSD-2021-1000595 yet. Limit exposure of the affected software until one is available.

Is GSD-2021-1000595 being exploited?

There is no known exploitation of GSD-2021-1000595 in the wild and no public exploit code.

Sources

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