GSD-2023-1001802 gsmi: fix null-deref in gsmi_get_variable
A null pointer dereference in the gsmi driver allows local attackers to cause a system crash.
- 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-2023-1001802?
GSD-2023-1001802 is a vulnerability in Kernel, published on 31 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
gsmi: fix null-deref in gsmi_get_variable
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 v5.4.230 by commit ffef77794fb5f1245c3249b86342bad2299accb5, it was introduced in version v3.0 by commit 74c5b31c6618f01079212332b2e5f6c42f2d6307. For more details please see the references link.
Which versions are affected by GSD-2023-1001802?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001802?
No fix has been published for GSD-2023-1001802 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1001802 being exploited?
There is no known exploitation of GSD-2023-1001802 in the wild and no public exploit code.