GSD-2022-1002049 f2fs: fix to do sanity check on curseg->alloc_type
Missing sanity check in f2fs filesystem allows potential security issues, requiring a kernel patch for mitigation.
- 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-2022-1002049?
GSD-2022-1002049 is a missing authorization 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
f2fs: fix to do sanity check on curseg->alloc_type
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 v5.10.110 by commit 498b7088db71f9707359448cd6800bbb1882f4c3. For more details please see the references link.
Which versions are affected by GSD-2022-1002049?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1002049?
No fix has been published for GSD-2022-1002049 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is GSD-2022-1002049 being exploited?
There is no known exploitation of GSD-2022-1002049 in the wild and no public exploit code.