GSD-2022-1002311 jfs: prevent NULL deref in diFree
A NULL pointer dereference in the JFS filesystem allows local attackers to cause a system crash.
- 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-2022-1002311?
GSD-2022-1002311 is a 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
jfs: prevent NULL deref in diFree
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 v4.19.238 by commit 2ef74e3e0089b6615ee124e1183746974c6bb561. For more details please see the references link.
Which versions are affected by GSD-2022-1002311?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1002311?
No fix has been published for GSD-2022-1002311 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1002311 being exploited?
There is no known exploitation of GSD-2022-1002311 in the wild and no public exploit code.