GSD-2021-1000517 platform/x86: dell-smbios-wmi: Fix oops on rmmod dell_smbios
A null pointer dereference in the Dell SMBIOS WMI driver causes a kernel oops when the module is removed, requiring local root access to trigger.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2021-1000517?
GSD-2021-1000517 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
platform/x86: dell-smbios-wmi: Fix oops on rmmod dell_smbios
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 v4.19.192 by commit 75cfc833da4a2111106d4c134e93e0c7f41e35e7, it was introduced in version v4.15 by commit 1a258e670434f404a4500b65ba1afea2c2b29bba. For more details please see the references link.
Which versions are affected by GSD-2021-1000517?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1000517?
No fix has been published for GSD-2021-1000517 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1000517 being exploited?
There is no known exploitation of GSD-2021-1000517 in the wild and no public exploit code.