GSD-2021-1000945 ALSA: seq: Fix race of snd_seq_timer_open()
A race condition in the Linux Kernel ALSA sequencer timer allows local attackers to cause a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2021-1000945?
GSD-2021-1000945 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
ALSA: seq: Fix race of snd_seq_timer_open()
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 v5.10.44 by commit bd7d88b0874f82f7b29d1a53e574cedaf23166ba. For more details please see the references link.
Which versions are affected by GSD-2021-1000945?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1000945?
No fix has been published for GSD-2021-1000945 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1000945 being exploited?
There is no known exploitation of GSD-2021-1000945 in the wild and no public exploit code.