GSD-2022-1007894 tracing: kprobe: Fix potential null-ptr-deref on trace_event_file in kprobe_event_gen_test_exit()
A null pointer dereference in the Linux kernel's kprobe event generation test exit function can cause a 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-2022-1007894?
GSD-2022-1007894 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
tracing: kprobe: Fix potential null-ptr-deref on trace_event_file in kprobe_event_gen_test_exit()
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 v5.15.80 by commit 3a41c0f2a5c3bf72b4c4e9dd4b1025378201e332, it was introduced in version v5.6 by commit 64836248dda20c8e7427b493f7e06d9bf8f58850. For more details please see the references link.
Which versions are affected by GSD-2022-1007894?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007894?
No fix has been published for GSD-2022-1007894 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1007894 being exploited?
There is no known exploitation of GSD-2022-1007894 in the wild and no public exploit code.