GSD-2022-1000846 riscv: fix oops caused by irqsoff latency tracer
A bug in the RISC-V Linux kernel's irqsoff latency tracer can cause a system crash, requiring specific tracing configurations to exploit.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Not stated
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1000846?
GSD-2022-1000846 is a denial of service vulnerability in Kernel, published on 18 Mar 2022.
Official description
riscv: fix oops caused by irqsoff latency tracer
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 v5.10.103 by commit 9e2dbc31e367d08ee299a0d8aeb498cb2e12a1c3, it was introduced in version v5.9 by commit 3c46979829824da5af8766d89fa877976bdae884. For more details please see the references link.
Which versions are affected by GSD-2022-1000846?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000846?
No fix has been published for GSD-2022-1000846 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-2022-1000846 being exploited?
There is no known exploitation of GSD-2022-1000846 in the wild and no public exploit code.