GSD-2023-1000395 hfs/hfsplus: avoid WARN_ON() for sanity check, use proper error handling
A flaw in the Linux kernel HFS/HFS+ filesystem handling could allow local attackers to trigger a kernel warning and potential 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-2023-1000395?
GSD-2023-1000395 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
hfs/hfsplus: avoid WARN_ON() for sanity check, use proper error handling
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 v6.0.19 by commit 90e019006644dad35862cb4aa270f561b0732066, it was introduced in version v5.16 by commit 55d1cbbbb29e6656c662ee8f73ba1fc4777532eb. For more details please see the references link.
Which versions are affected by GSD-2023-1000395?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1000395?
No fix has been published for GSD-2023-1000395 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-2023-1000395 being exploited?
There is no known exploitation of GSD-2023-1000395 in the wild and no public exploit code.