GSD-2021-1001294 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-2021-1001294?
GSD-2021-1001294 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 v5.10.51 by commit 38dde03eb239605f428f3f1e4baa73d4933a4cc6, 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-2021-1001294?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1001294?
No fix has been published for GSD-2021-1001294 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1001294 being exploited?
There is no known exploitation of GSD-2021-1001294 in the wild and no public exploit code.