GSD-2023-1000861 nvme: fix multipath crash caused by flush request when blktrace is enabled
A null pointer dereference in the Linux kernel NVMe driver causes a crash when processing flush requests with blktrace enabled, leading to denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2023-1000861?
GSD-2023-1000861 is a vulnerability in Kernel, published on 17 Jan 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
nvme: fix multipath crash caused by flush request when blktrace is enabled
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 v5.15.87 by commit 4df413d46960f11c8c105238cfc3f5ff4c95c003. For more details please see the references link.
Which versions are affected by GSD-2023-1000861?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1000861?
No fix has been published for GSD-2023-1000861 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1000861 being exploited?
There is no known exploitation of GSD-2023-1000861 in the wild and no public exploit code.