GSD-2022-1002609 netfilter: nf_tables: memleak flow rule from commit path
A memory leak in the Linux kernel netfilter 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-2022-1002609?
GSD-2022-1002609 is a memory corruption vulnerability in Kernel, published on 28 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
netfilter: nf_tables: memleak flow rule from commit path
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 v5.18.4 by commit ab9f34a30c23f656e76f4c5b83125a4e7b53c86e, it was introduced in version v5.3 by commit c9626a2cbdb20e26587b3fad99960520a023432b. For more details please see the references link.
Which versions are affected by GSD-2022-1002609?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1002609?
No fix has been published for GSD-2022-1002609 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-2022-1002609 being exploited?
There is no known exploitation of GSD-2022-1002609 in the wild and no public exploit code.