GSD-2023-1000396 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 features may cause unexpected behavior, requiring a kernel patch.
- 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-2023-1000396?
GSD-2023-1000396 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 v6.0.18 by commit c0c8edbc8abbe8f16d80a1d794d1ba2c12b6f193. For more details please see the references link.
Which versions are affected by GSD-2023-1000396?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1000396?
No fix has been published for GSD-2023-1000396 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1000396 being exploited?
There is no known exploitation of GSD-2023-1000396 in the wild and no public exploit code.