GSD-2022-1001008 highmem: fix checks in __kmap_local_sched_{in,out}
A bug in Linux kernel highmem checks was fixed, potentially affecting system stability or security, requiring a kernel update.
- 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-2022-1001008?
GSD-2022-1001008 is a vulnerability in Kernel, published on 24 Apr 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
highmem: fix checks in _kmap_local_sched{in,out}
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 v5.17.3 by commit 7dd5b3b97716a611fcf67d92fd2370fcb8d50372, it was introduced in version v5.11 by commit 5fbda3ecd14a5343644979c98d6eb65b7e7de9d8. For more details please see the references link.
Which versions are affected by GSD-2022-1001008?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1001008?
No fix has been published for GSD-2022-1001008 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1001008 being exploited?
There is no known exploitation of GSD-2022-1001008 in the wild and no public exploit code.