GSD-2022-1006679 io_uring/msg_ring: Fix NULL pointer dereference in io_msg_send_fd()
A NULL pointer dereference in the Linux kernel io_uring subsystem allows local attackers to cause a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1006679?
GSD-2022-1006679 is a vulnerability in Kernel, published on 14 Nov 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
io_uring/msg_ring: Fix NULL pointer dereference in io_msg_send_fd()
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 v6.0.6 by commit 0163e04ea64cc3dfaa12390286e5f2f481c3b2e3, it was introduced in version v6.0 by commit e6130eba8a848a7a6ba6c534bd8f6d60749ae1a9. For more details please see the references link.
Which versions are affected by GSD-2022-1006679?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006679?
No fix has been published for GSD-2022-1006679 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1006679 being exploited?
There is no known exploitation of GSD-2022-1006679 in the wild and no public exploit code.