GSD-2022-1007820 ext4: update the backup superblock's at the end of the online resize
A flaw in the Linux kernel ext4 filesystem fails to update backup superblocks during online resize, potentially causing data inconsistency.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1007820?
GSD-2022-1007820 is a vulnerability in Kernel, published on 8 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
ext4: update the backup superblock's at the end of the online resize
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 v6.0.8 by commit 2f8d9b94176d48d733a461e13bb4f6589653ba05, it was introduced in version v5.17 by commit bbc605cdb1e15aafaec899fedc385dc75dddac0e. For more details please see the references link.
Which versions are affected by GSD-2022-1007820?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007820?
No fix has been published for GSD-2022-1007820 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1007820 being exploited?
There is no known exploitation of GSD-2022-1007820 in the wild and no public exploit code.