GSD-2022-1006475 netfilter: nf_tables: fix nft_counters_enabled underflow at nf_tables_addchain()
An integer underflow in the Linux kernel netfilter subsystem can lead to a denial of service, requiring local privileged access to exploit.
- 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-2022-1006475?
GSD-2022-1006475 is a vulnerability in Kernel, published on 9 Oct 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 nft_counters_enabled underflow at nf_tables_addchain()
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 v6.0 by commit 921ebde3c0d22c8cba74ce8eb3cc4626abff1ccd, it was introduced in version v6.0 by commit 43eb8949cfdffa764b92bc6c54b87cbe5b0003fe. For more details please see the references link.
Which versions are affected by GSD-2022-1006475?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006475?
No fix has been published for GSD-2022-1006475 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1006475 being exploited?
There is no known exploitation of GSD-2022-1006475 in the wild and no public exploit code.