GSD-2023-1000872 ext4: fix delayed allocation bug in ext4_clu_mapped for bigalloc + inline
A delayed allocation bug in the ext4 filesystem with bigalloc and inline data enabled can cause system instability or crashes.
- 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-2023-1000872?
GSD-2023-1000872 is a 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
ext4: fix delayed allocation bug in ext4_clu_mapped for bigalloc + inline
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 v5.15.87 by commit d440d6427a5e3a877c1c259b8d2b216ddb65e185. For more details please see the references link.
Which versions are affected by GSD-2023-1000872?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1000872?
No fix has been published for GSD-2023-1000872 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1000872 being exploited?
There is no known exploitation of GSD-2023-1000872 in the wild and no public exploit code.