GSD-2021-1000516 RDMA/rxe: Clear all QP fields if creation failed
The Linux kernel RDMA/rxe driver fails to clear Queue Pair fields upon creation failure, potentially leading to undefined behavior or information leaks.
- 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-2021-1000516?
GSD-2021-1000516 is a vulnerability in Kernel, published on 31 May 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
RDMA/rxe: Clear all QP fields if creation failed
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 v5.4.122 by commit a62225d951d77eb20208fed8fc199e0c9b1df08b, it was introduced in version v4.8 by commit 8700e3e7c4857d28ebaa824509934556da0b3e76. For more details please see the references link.
Which versions are affected by GSD-2021-1000516?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1000516?
No fix has been published for GSD-2021-1000516 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1000516 being exploited?
There is no known exploitation of GSD-2021-1000516 in the wild and no public exploit code.