GSD-2022-1005453 netfilter: flowtable: fix stuck flows on cleanup due to pending work
A flaw in the Linux kernel netfilter flowtable can cause stuck flows during cleanup, potentially leading to a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1005453?
GSD-2022-1005453 is a denial of service vulnerability in Kernel, published on 16 Sep 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
netfilter: flowtable: fix stuck flows on cleanup due to pending work
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 v5.15.64 by commit 8fbdec08dbf7d7ab8e35bdc65eb4394bc82d1e26, it was introduced in version v5.5 by commit c29f74e0df7a02b8303bcdce93a7c0132d62577a. For more details please see the references link.
Which versions are affected by GSD-2022-1005453?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1005453?
No fix has been published for GSD-2022-1005453 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is GSD-2022-1005453 being exploited?
There is no known exploitation of GSD-2022-1005453 in the wild and no public exploit code.