GSD-2022-1006273 netfilter: nf_tables: fix null deref due to zeroed list head
A null pointer dereference in the Linux kernel netfilter subsystem allows local attackers to cause a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1006273?
GSD-2022-1006273 is a vulnerability in Kernel, published on 17 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
netfilter: nf_tables: fix null deref due to zeroed list head
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 v4.14.291 by commit 49d57fb1fd44b9d3422f096d3b1b6415685d7364, it was introduced in version v3.16 by commit 55dd6f93076bb82aa8911191125418dcfcbf2c9b. For more details please see the references link.
Which versions are affected by GSD-2022-1006273?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006273?
No fix has been published for GSD-2022-1006273 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1006273 being exploited?
There is no known exploitation of GSD-2022-1006273 in the wild and no public exploit code.