GSD-2022-1005050 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-2022-1005050?
GSD-2022-1005050 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 v5.19.6 by commit 89e135a36a9eb81412b5459df94a80995ce62eef, it was introduced in version v5.5 by commit c29f74e0df7a02b8303bcdce93a7c0132d62577a. For more details please see the references link.
Which versions are affected by GSD-2022-1005050?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1005050?
No fix has been published for GSD-2022-1005050 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-2022-1005050 being exploited?
There is no known exploitation of GSD-2022-1005050 in the wild and no public exploit code.