GSD-2022-1001809 virt: acrn: fix a memory leak in acrn_dev_ioctl()
A memory leak in the ACRN hypervisor driver allows local attackers to cause denial of service by exhausting kernel 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-2022-1001809?
GSD-2022-1001809 is a memory corruption 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
virt: acrn: fix a memory leak in acrn_dev_ioctl()
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 v5.15.33 by commit 1d5103d9bb7d42fc220afe9f01ec6b9fe0ea5773, it was introduced in version v5.12 by commit 9c5137aedd112f78a968bdd2325de2ea06df46c0. For more details please see the references link.
Which versions are affected by GSD-2022-1001809?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1001809?
No fix has been published for GSD-2022-1001809 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is GSD-2022-1001809 being exploited?
There is no known exploitation of GSD-2022-1001809 in the wild and no public exploit code.