GSD-2022-1001444 ubifs: rename_whiteout: Fix double free for whiteout_ui->data
A double free vulnerability in the UBIFS filesystem allows local attackers to cause denial of service or potentially escalate privileges.
- 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-2022-1001444?
GSD-2022-1001444 is an use after free vulnerability in Kernel, published on 24 Apr 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
ubifs: rename_whiteout: Fix double free for whiteout_ui->data
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 v5.16.19 by commit b9a937f096e608b3368c1abc920d4d640ba2c94f, it was introduced in version v4.9 by commit 9e0a1fff8db56eaaebb74b4a3ef65f86811c4798. For more details please see the references link.
Which versions are affected by GSD-2022-1001444?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1001444?
No fix has been published for GSD-2022-1001444 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is GSD-2022-1001444 being exploited?
There is no known exploitation of GSD-2022-1001444 in the wild and no public exploit code.