GSD-2021-1001718 net: hns3: do not allow call hns3_nic_net_open repeatedly

Not scored Published

A race condition in the HNS3 network driver allows repeated interface opening, potentially causing a 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-2021-1001718?

GSD-2021-1001718 is a vulnerability in Kernel, published on 19 Oct 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

net: hns3: do not allow call hns3_nic_net_open repeatedly

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 v5.14.10 by commit 3dac38bdce7932901b9f0b71c62331852c809e61, it was introduced in version v5.0 by commit e888402789b9db5de4fcda361331d66dbf0cd9fd. For more details please see the references link.

Which versions are affected by GSD-2021-1001718?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2021-1001718?

No fix has been published for GSD-2021-1001718 yet. Limit exposure of the affected software until one is available.

Is GSD-2021-1001718 being exploited?

There is no known exploitation of GSD-2021-1001718 in the wild and no public exploit code.

Sources

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