GSD-2023-1002040 riscv: kprobe: Fixup kernel panic when probing an illegal position
A local attacker with high privileges can trigger a kernel panic by probing an illegal position, causing 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-2023-1002040?
GSD-2023-1002040 is a denial of service 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
riscv: kprobe: Fixup kernel panic when probing an illegal position
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 v5.15.93 by commit 04a73558209554da17f46490ec4faaaf1b2bab68, it was introduced in version v5.12 by commit c22b0bcb1dd024cb9caad9230e3a387d8b061df5. For more details please see the references link.
Which versions are affected by GSD-2023-1002040?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1002040?
No fix has been published for GSD-2023-1002040 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is GSD-2023-1002040 being exploited?
There is no known exploitation of GSD-2023-1002040 in the wild and no public exploit code.