GSD-2022-1000449 parisc: Fix data TLB miss in sba_unmap_sg
A data TLB miss in the parisc architecture's sba_unmap_sg function can cause a system crash, requiring a kernel patch.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2022-1000449?
GSD-2022-1000449 is a denial of service vulnerability in Kernel, published on 27 Feb 2022.
Official description
parisc: Fix data TLB miss in sba_unmap_sg
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 v5.15.25 by commit 8c8e949ae81e7f5ab58f9f9f8e9b573b93173dd2. For more details please see the references link.
Which versions are affected by GSD-2022-1000449?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000449?
No fix has been published for GSD-2022-1000449 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is GSD-2022-1000449 being exploited?
There is no known exploitation of GSD-2022-1000449 in the wild and no public exploit code.