GSD-2023-1000404 vxlan: Fix memory leaks in error path

Not scored Published

A memory leak in the Linux kernel VXLAN driver error path can lead to resource exhaustion and denial of service.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is GSD-2023-1000404?

GSD-2023-1000404 is a denial of service vulnerability in Kernel, published on 17 Jan 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

vxlan: Fix memory leaks in error path

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 v6.0.19 by commit 75c1ab900f7cf0485f0be1607c79c55f51faaa90, it was introduced in version v5.18 by commit f9c4bb0b245cee35ef66f75bf409c9573d934cf9. For more details please see the references link.

Which versions are affected by GSD-2023-1000404?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2023-1000404?

No fix has been published for GSD-2023-1000404 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-2023-1000404 being exploited?

There is no known exploitation of GSD-2023-1000404 in the wild and no public exploit code.

Sources

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