GSD-2022-1006308 ext4: make sure ext4_append() always allocates new block
A flaw in the ext4 filesystem's block allocation logic could lead to unexpected behavior, requiring a kernel patch to ensure correct block allocation.
- 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-2022-1006308?
GSD-2022-1006308 is a 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
ext4: make sure ext4_append() always allocates new block
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 v4.9.326 by commit b77dd5b2c5826ba517493319199e0c366ad22801. For more details please see the references link.
Which versions are affected by GSD-2022-1006308?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006308?
No fix has been published for GSD-2022-1006308 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1006308 being exploited?
There is no known exploitation of GSD-2022-1006308 in the wild and no public exploit code.