GSD-2021-1000049 net: hso: fix NULL-deref on disconnect regression
A NULL pointer dereference in the hso network driver can cause a system crash, requiring a kernel patch to resolve.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2021-1000049?
GSD-2021-1000049 is a vulnerability in Kernel, published on 31 May 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
net: hso: fix NULL-deref on disconnect regression
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 v4.19.189 by commit 5c17cfe155d21954b4c7e2a78fa771cebcd86725, it was introduced in version v4.19.187 by commit 92028d7a31e55d53e41cff679156b9432cffcb36. For more details please see the references link.
Which versions are affected by GSD-2021-1000049?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1000049?
No fix has been published for GSD-2021-1000049 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1000049 being exploited?
There is no known exploitation of GSD-2021-1000049 in the wild and no public exploit code.