GSD-2022-1007893 tracing: kprobe: Fix potential null-ptr-deref on trace_array in kprobe_event_gen_test_exit()
A null pointer dereference in the Linux kernel's kprobe event generator 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-2022-1007893?
GSD-2022-1007893 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_array 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 e57daa750369fedbf678346aec724a43b9a51749, it was introduced in version v5.6 by commit 64836248dda20c8e7427b493f7e06d9bf8f58850. For more details please see the references link.
Which versions are affected by GSD-2022-1007893?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007893?
No fix has been published for GSD-2022-1007893 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1007893 being exploited?
There is no known exploitation of GSD-2022-1007893 in the wild and no public exploit code.