GSD-2021-1002426 nfp: Fix memory leak in nfp_cpp_area_cache_add()
A memory leak in the nfp driver allows attackers to cause a denial of service by exhausting kernel memory.
- 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-2021-1002426?
GSD-2021-1002426 is a memory corruption vulnerability in Kernel, published on 19 Dec 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
nfp: Fix memory leak in nfp_cpp_area_cache_add()
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 v4.19.221 by commit eb51f639ef3fd5498b7def290ed8681b6aadd9a7, it was introduced in version v4.11 by commit 4cb584e0ee7df70fd0376aee60cf701855ea8c81. For more details please see the references link.
Which versions are affected by GSD-2021-1002426?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1002426?
No fix has been published for GSD-2021-1002426 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-2021-1002426 being exploited?
There is no known exploitation of GSD-2021-1002426 in the wild and no public exploit code.