GSD-2023-1001239 ext4: fix error code return to user-space in ext4_get_branch()
A flaw in the Linux kernel ext4 filesystem may leak internal error codes to user-space, potentially exposing sensitive information to local attackers.
- 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-2023-1001239?
GSD-2023-1001239 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 error code return to user-space in ext4_get_branch()
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 v5.10.163 by commit 00092b218d2b06603dda6043dac6313cb61f18a8. For more details please see the references link.
Which versions are affected by GSD-2023-1001239?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001239?
No fix has been published for GSD-2023-1001239 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1001239 being exploited?
There is no known exploitation of GSD-2023-1001239 in the wild and no public exploit code.