GSD-2022-1002458 netfilter: nf_tables: initialize registers in nft_do_chain()
Uninitialized registers in Linux kernel nf_tables may leak sensitive memory contents to local attackers.
- 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-2022-1002458?
GSD-2022-1002458 is a vulnerability in Kernel, published on 24 Apr 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
netfilter: nf_tables: initialize registers in nft_do_chain()
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 v4.14.274 by commit a3cc32863b175168283cb0a5fde08de6a1e27df9, it was introduced in version v3.13 by commit 96518518cc417bb0a8c80b9fb736202e28acdf96. For more details please see the references link.
Which versions are affected by GSD-2022-1002458?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1002458?
No fix has been published for GSD-2022-1002458 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1002458 being exploited?
There is no known exploitation of GSD-2022-1002458 in the wild and no public exploit code.