GSD-2022-1003262 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-2022-1003262?
GSD-2022-1003262 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 v5.15.47 by commit e33d9bd563e71f6c6528b96008d65524a459c4dc, it was introduced in version v5.3 by commit c9626a2cbdb20e26587b3fad99960520a023432b. For more details please see the references link.
Which versions are affected by GSD-2022-1003262?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1003262?
No fix has been published for GSD-2022-1003262 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-2022-1003262 being exploited?
There is no known exploitation of GSD-2022-1003262 in the wild and no public exploit code.