GSD-2022-1005830 powerpc/spufs: Fix refcount leak in spufs_init_isolated_loader
A refcount leak in the Linux kernel's SPU filesystem allows local attackers to cause a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1005830?
GSD-2022-1005830 is a denial of service vulnerability in Kernel, published on 17 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
powerpc/spufs: Fix refcount leak in spufs_init_isolated_loader
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 v5.10.137 by commit 85aff6a9b7b7ec4e5c319f7946c9864c8d5e3d4a, it was introduced in version v2.6.20 by commit 0afacde3df4c9980f505d9afd7cb0058389732ca. For more details please see the references link.
Which versions are affected by GSD-2022-1005830?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1005830?
No fix has been published for GSD-2022-1005830 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-2022-1005830 being exploited?
There is no known exploitation of GSD-2022-1005830 in the wild and no public exploit code.