GSD-2022-1008292 xen/pcpu: fix possible memory leak in register_pcpu()
A memory leak in the Linux kernel's register_pcpu function can lead to resource exhaustion and denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Not stated
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1008292?
GSD-2022-1008292 is a denial of service vulnerability in Kernel, published on 8 Dec 2022.
Official description
xen/pcpu: fix possible memory leak in register_pcpu()
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 v4.14.300 by commit 7ed540bcee2e24479524b9705cc7462b2652f944, it was introduced in version v3.6 by commit f65c9bb3fb725551d3e405f4d092caf24929cebe. For more details please see the references link.
Which versions are affected by GSD-2022-1008292?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1008292?
No fix has been published for GSD-2022-1008292 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-2022-1008292 being exploited?
There is no known exploitation of GSD-2022-1008292 in the wild and no public exploit code.