GSD-2022-1000334 scsi: qedf: Fix refcount issue when LOGO is received during TMF
A refcount issue in the qedf SCSI driver can lead to a use-after-free condition, potentially causing a 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-2022-1000334?
GSD-2022-1000334 is an use after free vulnerability in Kernel, published on 27 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
scsi: qedf: Fix refcount issue when LOGO is received during TMF
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 v5.4.180 by commit 7cc32ff0cd6c44a3c26de5faecfe8b5546198fad. For more details please see the references link.
Which versions are affected by GSD-2022-1000334?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000334?
No fix has been published for GSD-2022-1000334 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is GSD-2022-1000334 being exploited?
There is no known exploitation of GSD-2022-1000334 in the wild and no public exploit code.