GSD-2023-1002271 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-2023-1002271?
GSD-2023-1002271 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 v4.19.270 by commit 585a0b2b3ae7903c6abee3087d09c69e955a7794, it was introduced in version v4.19.142 by commit 2ff3c97b47521d6700cc6485c7935908dcd2c27c. For more details please see the references link.
Which versions are affected by GSD-2023-1002271?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1002271?
No fix has been published for GSD-2023-1002271 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1002271 being exploited?
There is no known exploitation of GSD-2023-1002271 in the wild and no public exploit code.