GSD-2023-1002241 mm: Always release pages to the buddy allocator in memblock_free_late().
A potential memory management issue in the Linux kernel buddy allocator requires patching, though specific security impact is unproven.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2023-1002241?
GSD-2023-1002241 is a vulnerability in Kernel, published on 13 Feb 2023.
Official description
mm: Always release pages to the buddy allocator in memblock_free_late().
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 ecd47ffc99d319b7f330e0a8463c33885b7e64d4, it was introduced in version v4.2 by commit 3a80a7fa7989fbb6aa56bb6ad31811b62cf99e60. For more details please see the references link.
Which versions are affected by GSD-2023-1002241?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1002241?
No fix has been published for GSD-2023-1002241 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1002241 being exploited?
There is no known exploitation of GSD-2023-1002241 in the wild and no public exploit code.