GSD-2022-1000377 net: dsa: mv88e6xxx: fix use-after-free in mv88e6xxx_mdios_unregister
A use-after-free vulnerability in the Marvell DSA driver allows local attackers to potentially execute code or crash the system.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1000377?
GSD-2022-1000377 is an use after free vulnerability in Kernel, published on 27 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
net: dsa: mv88e6xxx: fix use-after-free in mv88e6xxx_mdios_unregister
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 v5.10.101 by commit 22249886dc5bc3d6bcc212f07e65b49d85c582fe, it was introduced in version v5.10.101 by commit 8ccebe77df6e0d88c72ba5e69cf1835927e53b6c. For more details please see the references link.
Which versions are affected by GSD-2022-1000377?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000377?
No fix has been published for GSD-2022-1000377 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is GSD-2022-1000377 being exploited?
There is no known exploitation of GSD-2022-1000377 in the wild and no public exploit code.