GSD-2023-1000244 sctp: fix memory leak in sctp_stream_outq_migrate()

Not scored Published

A memory leak in the Linux Kernel SCTP implementation allows attackers to cause a denial of service by exhausting system memory.

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-2023-1000244?

GSD-2023-1000244 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

sctp: fix memory leak in sctp_stream_outq_migrate()

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 v5.10.158 by commit 176ee6c673ccd118e9392fd2dbb165423bdb99ca, it was introduced in version v4.15 by commit 637784ade221a3c8a7ecd0f583eddd95d6276b9a. For more details please see the references link.

Which versions are affected by GSD-2023-1000244?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2023-1000244?

No fix has been published for GSD-2023-1000244 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-2023-1000244 being exploited?

There is no known exploitation of GSD-2023-1000244 in the wild and no public exploit code.

Sources

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