GSD-2021-1001086 mac80211: Fix NULL ptr deref for injected rate info
A NULL pointer dereference in the Linux kernel mac80211 subsystem allows local attackers to cause a denial of service via injected rate info.
- 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-2021-1001086?
GSD-2021-1001086 is a vulnerability in Kernel, published on 30 Jun 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
mac80211: Fix NULL ptr deref for injected rate info
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 v5.12.13 by commit 7b1b88232e40396ee1d8b19d42a050cda0a5aebb, it was introduced in version v5.9 by commit cb17ed29a7a5fea8c9bf70e8a05757d71650e025. For more details please see the references link.
Which versions are affected by GSD-2021-1001086?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1001086?
No fix has been published for GSD-2021-1001086 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1001086 being exploited?
There is no known exploitation of GSD-2021-1001086 in the wild and no public exploit code.