GSD-2023-1001873 efi: fix potential NULL deref in efi_mem_reserve_persistent
A potential NULL pointer dereference in the Linux kernel EFI memory reservation code could lead to a system crash.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Not stated
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2023-1001873?
GSD-2023-1001873 is a vulnerability in Kernel, published on 13 Feb 2023.
Official description
efi: fix potential NULL deref in efi_mem_reserve_persistent
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 v6.1.11 by commit a2e6a9ff89f13666a1c3ff7195612ab949ea9afc, it was introduced in version v5.2 by commit 18df7577adae6c6c778bf774b3aebcacbc1fb439. For more details please see the references link.
Which versions are affected by GSD-2023-1001873?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001873?
No fix has been published for GSD-2023-1001873 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1001873 being exploited?
There is no known exploitation of GSD-2023-1001873 in the wild and no public exploit code.