GSD-2022-1000578 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-2022-1000578?
GSD-2022-1000578 is a vulnerability in Kernel, published on 27 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 v5.15.22 by commit 24f8e12d965b24f8aea762589e0e9fe2025c005e, it was introduced in version v5.5 by commit a69b0e855d3fd278ff6f09a23e1edf929538e304. For more details please see the references link.
Which versions are affected by GSD-2022-1000578?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000578?
No fix has been published for GSD-2022-1000578 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1000578 being exploited?
There is no known exploitation of GSD-2022-1000578 in the wild and no public exploit code.