GSD-2023-1000507 pstore/zone: Use GFP_ATOMIC to allocate zone buffer
A kernel bug in pstore zone buffer allocation could lead to system instability or denial of service, requiring a kernel patch.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Not stated
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2023-1000507?
GSD-2023-1000507 is a denial of service vulnerability in Kernel, published on 17 Jan 2023.
Official description
pstore/zone: Use GFP_ATOMIC to allocate zone buffer
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 v6.0.17 by commit 1b0087d5c7c7283cefce42de3ece0e2212a7c076, it was introduced in version v5.8 by commit 335426c6dcdd338d6b7c939c2da15fc9c5dd4959. For more details please see the references link.
Which versions are affected by GSD-2023-1000507?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1000507?
No fix has been published for GSD-2023-1000507 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-2023-1000507 being exploited?
There is no known exploitation of GSD-2023-1000507 in the wild and no public exploit code.