GSD-2021-1001332 virtio-blk: Fix memory leak among suspend/resume procedure
A memory leak in the virtio-blk driver during suspend/resume can lead to resource exhaustion and denial of service.
- 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-2021-1001332?
GSD-2021-1001332 is a memory corruption vulnerability in Kernel, published on 3 Aug 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
virtio-blk: Fix memory leak among suspend/resume procedure
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 v5.4.134 by commit 04c6e60b884cb5e94ff32af46867fb41d5848358. For more details please see the references link.
Which versions are affected by GSD-2021-1001332?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1001332?
No fix has been published for GSD-2021-1001332 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-2021-1001332 being exploited?
There is no known exploitation of GSD-2021-1001332 in the wild and no public exploit code.