GSD-2022-1002476 scsi: libfc: Fix use after free in fc_exch_abts_resp()
A use-after-free vulnerability in the Linux Kernel's libfc SCSI subsystem allows local attackers to potentially execute code or cause 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-2022-1002476?
GSD-2022-1002476 is an use after free 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
scsi: libfc: Fix use after free in fc_exch_abts_resp()
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 v4.9.311 by commit 4a131d4ea8b581ac9b01d3a72754db4848be3232. For more details please see the references link.
Which versions are affected by GSD-2022-1002476?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1002476?
No fix has been published for GSD-2022-1002476 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-2022-1002476 being exploited?
There is no known exploitation of GSD-2022-1002476 in the wild and no public exploit code.