GSD-2022-1000889 nfp: flower: Fix a potential leak in nfp_tunnel_add_shared_mac()
A potential memory leak in the Linux kernel NFP flower driver could lead to resource exhaustion and denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1000889?
GSD-2022-1000889 is a memory corruption vulnerability in Kernel, published on 18 Mar 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
nfp: flower: Fix a potential leak in nfp_tunnel_add_shared_mac()
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 v5.4.182 by commit 5ad5886f85b6bd893e3ed19013765fb0c243c069, it was introduced in version v5.1 by commit 20cce88650981ec504d328dbbdd004d991eb8535. For more details please see the references link.
Which versions are affected by GSD-2022-1000889?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000889?
No fix has been published for GSD-2022-1000889 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-2022-1000889 being exploited?
There is no known exploitation of GSD-2022-1000889 in the wild and no public exploit code.