GSD-2022-1001742 Revert "nbd: fix possible overflow on 'first_minor' in nbd_dev_add()"
A revert of a previous fix reintroduces an integer overflow in the NBD driver, potentially allowing local attackers to cause denial of service.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1001742?
GSD-2022-1001742 is a vulnerability in Kernel, published on 24 Apr 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Revert "nbd: fix possible overflow on 'first_minor' in nbd_dev_add()"
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 v5.15.34 by commit 3b14aa053181709d42319d4145855025c23ddd12. For more details please see the references link.
Which versions are affected by GSD-2022-1001742?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1001742?
No fix has been published for GSD-2022-1001742 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1001742 being exploited?
There is no known exploitation of GSD-2022-1001742 in the wild and no public exploit code.