GSD-2022-1000222 dma-buf: heaps: Fix potential spectre v1 gadget
A Spectre v1 gadget in the Linux kernel dma-buf heaps allows local attackers to potentially read sensitive memory.
- 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-2022-1000222?
GSD-2022-1000222 is a vulnerability in Kernel, published on 18 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
dma-buf: heaps: Fix potential spectre v1 gadget
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 v5.10.99 by commit 5d40f1bdad3dd1a177f21a90ad4353c1ed40ba3a, it was introduced in version v5.5 by commit a69b0e855d3fd278ff6f09a23e1edf929538e304. For more details please see the references link.
Which versions are affected by GSD-2022-1000222?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000222?
No fix has been published for GSD-2022-1000222 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1000222 being exploited?
There is no known exploitation of GSD-2022-1000222 in the wild and no public exploit code.