GSD-2022-1004719 xen/blkfront: force data bouncing when backend is untrusted
An attacker with control over the Xen backend can read sensitive data from the frontend guest due to missing data bouncing.
- 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-2022-1004719?
GSD-2022-1004719 is a vulnerability in Kernel, published on 31 Jul 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
xen/blkfront: force data bouncing when backend is untrusted
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 v5.4.204 by commit 60ac50daad36ef3fe9d70d89cfe3b95d381db997. For more details please see the references link.
Which versions are affected by GSD-2022-1004719?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1004719?
No fix has been published for GSD-2022-1004719 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1004719 being exploited?
There is no known exploitation of GSD-2022-1004719 in the wild and no public exploit code.