GSD-2021-1002706 net: systemport: Add global locking for descriptor lifecycle
A race condition in the Linux Kernel systemport driver descriptor lifecycle can lead to denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2021-1002706?
GSD-2021-1002706 is a vulnerability in Kernel, published on 27 Dec 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
net: systemport: Add global locking for descriptor lifecycle
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 v5.10.88 by commit 6e1011cd183faae8daff275c72444edcdfe0d473, it was introduced in version v3.16 by commit 80105befdb4b8cea924711b40b2462b87df65b62. For more details please see the references link.
Which versions are affected by GSD-2021-1002706?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1002706?
No fix has been published for GSD-2021-1002706 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1002706 being exploited?
There is no known exploitation of GSD-2021-1002706 in the wild and no public exploit code.