GSD-2022-1008112 netfilter: nf_tables: release flow rule object from commit path
A use-after-free vulnerability in the Linux kernel netfilter subsystem allows local attackers to potentially execute code or escalate privileges.
- 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-2022-1008112?
GSD-2022-1008112 is an use after free vulnerability in Kernel, published on 8 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
netfilter: nf_tables: release flow rule object 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 v5.10.154 by commit b2d7a92aff0fbd93c29d2aa6451fb99f050e2c4e, it was introduced in version v5.10.122 by commit 330c0c6cd2150a2d7f47af16aa590078b0d2f736. For more details please see the references link.
Which versions are affected by GSD-2022-1008112?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1008112?
No fix has been published for GSD-2022-1008112 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is GSD-2022-1008112 being exploited?
There is no known exploitation of GSD-2022-1008112 in the wild and no public exploit code.