GSD-2022-1001433 gfs2: Fix gfs2_file_buffered_write endless loop workaround
A flaw in the Linux Kernel gfs2 filesystem can cause an endless loop during buffered writes, leading to 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-2022-1001433?
GSD-2022-1001433 is a denial of service vulnerability in Kernel, published on 24 Apr 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
gfs2: Fix gfs2_file_buffered_write endless loop workaround
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 v5.16.19 by commit 6a5e6d01a6e9e2c9ce86ce540ee5ea22fa5c8304, it was introduced in version v5.16 by commit 554c577cee95bdc1d03d9f457e57dc96eb791845. For more details please see the references link.
Which versions are affected by GSD-2022-1001433?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1001433?
No fix has been published for GSD-2022-1001433 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-2022-1001433 being exploited?
There is no known exploitation of GSD-2022-1001433 in the wild and no public exploit code.