GSD-2021-1001359 ubifs: Fix races between xattr_{set|get} and listxattr operations
A race condition in the UBIFS filesystem allows local attackers to cause denial of service or read sensitive data.
- 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-2021-1001359?
GSD-2021-1001359 is a vulnerability in Kernel, published on 3 Aug 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
ubifs: Fix races between xattr_{set|get} and listxattr operations
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 v5.4.133 by commit 7adc05b73d91a5e3d4ca7714fa53ad9b70c53d08, it was introduced in version v2.6.27 by commit 1e51764a3c2ac05a23a22b2a95ddee4d9bffb16d. For more details please see the references link.
Which versions are affected by GSD-2021-1001359?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1001359?
No fix has been published for GSD-2021-1001359 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1001359 being exploited?
There is no known exploitation of GSD-2021-1001359 in the wild and no public exploit code.