GSD-2022-1008223 ftrace: Fix null pointer dereference in ftrace_add_mod()
A null pointer dereference in the Linux kernel ftrace module can cause a system crash, requiring local privileged access to exploit.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1008223?
GSD-2022-1008223 is a vulnerability in Kernel, published on 8 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
ftrace: Fix null pointer dereference in ftrace_add_mod()
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 v4.19.267 by commit b5bfc61f541d3f092b13dedcfe000d86eb8e133c, it was introduced in version v4.13 by commit 673feb9d76ab3eddde7acfd94b206e321cfc90b9. For more details please see the references link.
Which versions are affected by GSD-2022-1008223?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1008223?
No fix has been published for GSD-2022-1008223 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1008223 being exploited?
There is no known exploitation of GSD-2022-1008223 in the wild and no public exploit code.