GSD-2021-1002194 mm, thp: bail out early in collapse_file for writeback page
A potential issue in the Linux Kernel's Transparent Huge Pages handling for writeback pages, with unproven security impact.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2021-1002194?
GSD-2021-1002194 is a vulnerability in Kernel, published on 14 Nov 2021.
Official description
mm, thp: bail out early in collapse_file for writeback page
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 v5.15 by commit 74c42e1baacf206338b1dd6b6199ac964512b5bb, it was introduced in version v5.4 by commit 99cb0dbd47a15d395bf3faa78dc122bc5efe3fc0. For more details please see the references link.
Which versions are affected by GSD-2021-1002194?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1002194?
No fix has been published for GSD-2021-1002194 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1002194 being exploited?
There is no known exploitation of GSD-2021-1002194 in the wild and no public exploit code.