GSD-2023-1001224 perf/arm_dmc620: Fix hotplug callback leak in dmc620_pmu_init()
A resource leak in the ARM DMC620 PMU driver allows local attackers to exhaust system resources, potentially causing denial of service.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2023-1001224?
GSD-2023-1001224 is a denial of service vulnerability in Kernel, published on 17 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
perf/arm_dmc620: Fix hotplug callback leak in dmc620_pmu_init()
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 v5.15.86 by commit b99fbe8d949a99fe456f08c7aad421327685aa50, it was introduced in version v5.11 by commit 53c218da220c3619b5befec4674ffa35d590092a. For more details please see the references link.
Which versions are affected by GSD-2023-1001224?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001224?
No fix has been published for GSD-2023-1001224 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-2023-1001224 being exploited?
There is no known exploitation of GSD-2023-1001224 in the wild and no public exploit code.