GSD-2021-1000036 ch_ktls: Fix kernel panic
A kernel panic in the ch_ktls module allows remote attackers to cause a denial of service on Linux systems.
- 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-2021-1000036?
GSD-2021-1000036 is a denial of service vulnerability in Kernel, published on 31 May 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
ch_ktls: Fix kernel panic
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 v5.10.32 by commit 8d5a9dbd2116a852f8f0f91f6fbc42a0afe1091f, it was introduced in version v5.7 by commit 5a4b9fe7fece62ecab6fb28fe92362f83b41c33e. For more details please see the references link.
Which versions are affected by GSD-2021-1000036?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1000036?
No fix has been published for GSD-2021-1000036 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is GSD-2021-1000036 being exploited?
There is no known exploitation of GSD-2021-1000036 in the wild and no public exploit code.