GSD-2022-1004183 vlan: fix memory leak in vlan_newlink()
A memory leak in the Linux Kernel VLAN subsystem allows local attackers to cause denial of service by exhausting system memory.
- 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-2022-1004183?
GSD-2022-1004183 is a memory corruption vulnerability in Kernel, published on 31 Jul 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
vlan: fix memory leak in vlan_newlink()
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 v5.18.13 by commit 4c43069bb1097dd6cc1cf0f7c43a36d1f7b3910b, it was introduced in version v5.17 by commit 37aa50c539bcbcc01767e515bd170787fcfc0f33. For more details please see the references link.
Which versions are affected by GSD-2022-1004183?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1004183?
No fix has been published for GSD-2022-1004183 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is GSD-2022-1004183 being exploited?
There is no known exploitation of GSD-2022-1004183 in the wild and no public exploit code.