GSD-2023-1000242 hwmon: (coretemp) fix pci device refcount leak in nv1a_ram_new()
A PCI device reference count leak in the coretemp driver can lead to resource exhaustion and 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-2023-1000242?
GSD-2023-1000242 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
hwmon: (coretemp) fix pci device refcount leak in nv1a_ram_new()
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 v5.10.158 by commit c40db1e5f316792b557d2be37e447c20d9ac4635, it was introduced in version v3.14 by commit 14513ee696a0cd12a19318e433b75a786808adc3. For more details please see the references link.
Which versions are affected by GSD-2023-1000242?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1000242?
No fix has been published for GSD-2023-1000242 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-2023-1000242 being exploited?
There is no known exploitation of GSD-2023-1000242 in the wild and no public exploit code.