GSD-2022-1001104 block: Fix the maximum minor value is blk_alloc_ext_minor()
A flaw in the Linux Kernel block layer allows local attackers to cause a denial of service via integer overflow in minor number allocation.
- 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-2022-1001104?
GSD-2022-1001104 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
block: Fix the maximum minor value is blk_alloc_ext_minor()
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 v5.17.2 by commit fbe2cc4525480ddd20c866bb5c0578071e01451a, it was introduced in version v5.11 by commit 22ae8ce8b89241c94ac00c237752c0ffa37ba5ae. For more details please see the references link.
Which versions are affected by GSD-2022-1001104?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1001104?
No fix has been published for GSD-2022-1001104 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1001104 being exploited?
There is no known exploitation of GSD-2022-1001104 in the wild and no public exploit code.