GSD-2021-1000511 scsi: qedf: Add pointer checks in qedf_update_link_speed()
Missing pointer checks in the qedf SCSI driver can cause a null pointer dereference, leading to a system crash.
- 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-2021-1000511?
GSD-2021-1000511 is a vulnerability in Kernel, published on 31 May 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
scsi: qedf: Add pointer checks in qedf_update_link_speed()
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 v5.10.40 by commit a6362a737572f66051deb7637f3f77ddf7a4402f, it was introduced in version v4.11 by commit 61d8658b4a435eac729966cc94cdda077a8df5cd. For more details please see the references link.
Which versions are affected by GSD-2021-1000511?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1000511?
No fix has been published for GSD-2021-1000511 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1000511 being exploited?
There is no known exploitation of GSD-2021-1000511 in the wild and no public exploit code.