GSD-2023-1002235 efi: fix NULL-deref in init error path
A NULL pointer dereference in the Linux Kernel EFI init error path can cause a system crash, requiring a kernel patch.
- 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-2023-1002235?
GSD-2023-1002235 is a vulnerability in Kernel, published on 13 Feb 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
efi: fix NULL-deref in init error path
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 v5.4.229 by commit 5fcf75a8a4c3e7ee9122d143684083c9faf20452, it was introduced in version v5.4.61 by commit 5167f194da6947e19a3e970485ee3ccb44f7958d. For more details please see the references link.
Which versions are affected by GSD-2023-1002235?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1002235?
No fix has been published for GSD-2023-1002235 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1002235 being exploited?
There is no known exploitation of GSD-2023-1002235 in the wild and no public exploit code.