GSD-2021-1002321 net/mlx5e: kTLS, Fix crash in RX resync flow

Not scored Published

A null pointer dereference in the Linux kernel's mlx5e kTLS RX resync flow can cause a system crash, requiring a kernel patch.

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-2021-1002321?

GSD-2021-1002321 is a vulnerability in Kernel, published on 29 Nov 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

net/mlx5e: kTLS, Fix crash in RX resync flow

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 v5.15.5 by commit ebeda7a9528ae690e6bf12791a868f0cca8391f2, it was introduced in version v5.13 by commit e9ce991bce5bacf71641bd0f72f4b7c589529f40. For more details please see the references link.

Which versions are affected by GSD-2021-1002321?

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

PackageAffectedFixed in
Kernel LinuxAll versionsNone

How do I fix GSD-2021-1002321?

No fix has been published for GSD-2021-1002321 yet. Limit exposure of the affected software until one is available.

Is GSD-2021-1002321 being exploited?

There is no known exploitation of GSD-2021-1002321 in the wild and no public exploit code.

Sources

Is GSD-2021-1002321 in your software?

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