GSD-2021-1001458 scsi: core: Fix bad pointer dereference when ehandler kthread is invalid
A null pointer dereference in the Linux kernel SCSI core can cause a system crash when the error handler thread is invalid.
- 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-2021-1001458?
GSD-2021-1001458 is a 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
scsi: core: Fix bad pointer dereference when ehandler kthread is invalid
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 v4.9.276 by commit d2f0b960d07e52bb664471b4de0ed8b08c636b3a, it was introduced in version v4.9.273 by commit 8958181c1663e24a13434448e7d6b96b5d04900a. For more details please see the references link.
Which versions are affected by GSD-2021-1001458?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1001458?
No fix has been published for GSD-2021-1001458 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1001458 being exploited?
There is no known exploitation of GSD-2021-1001458 in the wild and no public exploit code.