GSD-2022-1000107 rtnetlink: make sure to refresh master_dev/m_ops in __rtnl_newlink()
A null pointer dereference in the Linux kernel's rtnetlink subsystem can cause a system crash, 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-2022-1000107?
GSD-2022-1000107 is a vulnerability in Kernel, published on 18 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
rtnetlink: make sure to refresh master_dev/m_ops in __rtnl_newlink()
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 v4.14.265 by commit 7d9211678c0f0624f74cdff36117ab8316697bb8, it was introduced in version v3.14 by commit ba7d49b1f0f8e5f24294a880ed576964059af5ef. For more details please see the references link.
Which versions are affected by GSD-2022-1000107?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000107?
No fix has been published for GSD-2022-1000107 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1000107 being exploited?
There is no known exploitation of GSD-2022-1000107 in the wild and no public exploit code.