GSD-2023-1001911 trace_events_hist: add check for return value of 'create_hist_field'
A missing return value check in the Linux kernel's histogram tracing can lead to a null pointer dereference and system crash.
- 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-2023-1001911?
GSD-2023-1001911 is a vulnerability in Kernel, published on 13 Feb 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
trace_events_hist: add check for return value of 'create_hist_field'
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 v6.1.9 by commit b4e7e81b4fdfcf457daee6b7a61769f62198d840, it was introduced in version v4.17 by commit 30350d65ac5676c6d08d4fc935bc9a9cb0fd4ed3. For more details please see the references link.
Which versions are affected by GSD-2023-1001911?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1001911?
No fix has been published for GSD-2023-1001911 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1001911 being exploited?
There is no known exploitation of GSD-2023-1001911 in the wild and no public exploit code.