GSD-2021-1000428 nvmet-tcp: fix incorrect locking in state_change sk callback

Not scored Published

Incorrect locking in the nvmet-tcp state change callback may lead to race conditions, potentially causing system instability or denial of service.

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

What is GSD-2021-1000428?

GSD-2021-1000428 is a vulnerability in Kernel, published on 31 May 2021.

Official description

nvmet-tcp: fix incorrect locking in state_change sk callback

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 v5.4.119 by commit 999d606a820c36ae9b9e9611360c8b3d8d4bb777, it was introduced in version v5.0 by commit 872d26a391da92ed8f0c0f5cb5fef428067b7f30. For more details please see the references link.

Which versions are affected by GSD-2021-1000428?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2021-1000428?

No fix has been published for GSD-2021-1000428 yet. Limit exposure of the affected software until one is available.

Is GSD-2021-1000428 being exploited?

There is no known exploitation of GSD-2021-1000428 in the wild and no public exploit code.

Sources

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