GSD-2022-1005090 csky/kprobe: reclaim insn_slot on kprobe unregistration
A memory management flaw in the Linux kernel's kprobe subsystem allows local attackers to potentially escalate privileges or cause a denial of service.
- 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-2022-1005090?
GSD-2022-1005090 is a memory corruption vulnerability in Kernel, published on 16 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
csky/kprobe: reclaim insn_slot on kprobe unregistration
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 v5.19.4 by commit e0cd4d17ce33eba20274c31836f411a57688287e. For more details please see the references link.
Which versions are affected by GSD-2022-1005090?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1005090?
No fix has been published for GSD-2022-1005090 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is GSD-2022-1005090 being exploited?
There is no known exploitation of GSD-2022-1005090 in the wild and no public exploit code.