GSD-2021-1002580 serial: liteuart: Fix NULL pointer dereference in ->remove()
A NULL pointer dereference in the liteuart serial driver remove function can cause a kernel crash, requiring local privileged access to trigger.
- 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-2021-1002580?
GSD-2021-1002580 is a vulnerability in Kernel, published on 19 Dec 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
serial: liteuart: Fix NULL pointer dereference in ->remove()
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 v5.15.7 by commit 189c99c629bbf85916c02c153f904649cc0a9d7f, it was introduced in version v5.11 by commit 1da81e5562fac8286567422cc56a7fbd0dc646d4. For more details please see the references link.
Which versions are affected by GSD-2021-1002580?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1002580?
No fix has been published for GSD-2021-1002580 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1002580 being exploited?
There is no known exploitation of GSD-2021-1002580 in the wild and no public exploit code.