GSD-2022-1003972 firmware: dmi-sysfs: Fix memory leak in dmi_sysfs_register_handle
A memory leak in the Linux kernel DMI sysfs registration allows local attackers to exhaust system memory, potentially causing a denial of service.
- 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-2022-1003972?
GSD-2022-1003972 is a denial of service vulnerability in Kernel, published on 28 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
firmware: dmi-sysfs: Fix memory leak in dmi_sysfs_register_handle
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 v4.14.283 by commit ed38d04342dfbe9e5aca745c8b5eb4188a74f0ef, it was introduced in version v2.6.39 by commit 948af1f0bbc8526448e8cbe3f8d3bf211bdf5181. For more details please see the references link.
Which versions are affected by GSD-2022-1003972?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1003972?
No fix has been published for GSD-2022-1003972 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-2022-1003972 being exploited?
There is no known exploitation of GSD-2022-1003972 in the wild and no public exploit code.