GSD-2022-1006587 wireguard: netlink: avoid variable-sized memcpy on sockaddr
A variable-sized memcpy issue in the WireGuard netlink interface could allow local attackers to cause memory corruption or 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-2022-1006587?
GSD-2022-1006587 is a memory corruption 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
wireguard: netlink: avoid variable-sized memcpy on sockaddr
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 v5.10.146 by commit f0a057f49b8db5d9dd39769fecaae7a466825993, it was introduced in version v5.6 by commit e7096c131e5161fa3b8e52a650d7719d2857adfd. For more details please see the references link.
Which versions are affected by GSD-2022-1006587?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006587?
No fix has been published for GSD-2022-1006587 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is GSD-2022-1006587 being exploited?
There is no known exploitation of GSD-2022-1006587 in the wild and no public exploit code.