GSD-2023-1000697 RDMA/rxe: Fix NULL-ptr-deref in rxe_qp_do_cleanup() when socket create failed
A NULL pointer dereference in the Linux Kernel RDMA driver allows local attackers to cause a system crash when socket creation fails.
- 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-2023-1000697?
GSD-2023-1000697 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
RDMA/rxe: Fix NULL-ptr-deref in rxe_qp_do_cleanup() when socket create 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 v6.0.16 by commit 5b924632d84a60bc0c7fe6e9bbbce99d03908957, it was introduced in version v4.8 by commit 8700e3e7c4857d28ebaa824509934556da0b3e76. For more details please see the references link.
Which versions are affected by GSD-2023-1000697?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2023-1000697?
No fix has been published for GSD-2023-1000697 yet. Limit exposure of the affected software until one is available.
Is GSD-2023-1000697 being exploited?
There is no known exploitation of GSD-2023-1000697 in the wild and no public exploit code.