GSD-2021-1000041 KEYS: trusted: Fix TPM reservation for seal/unseal
A race condition in the Linux Kernel TPM trusted keys subsystem could allow 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-2021-1000041?
GSD-2021-1000041 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
KEYS: trusted: Fix TPM reservation for seal/unseal
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 v5.11.17 by commit 39c8d760d44cb3fa0d67e8cd505df81cf4d80999, it was introduced in version v5.11.3 by commit 498b8fc1cdc13b57b02dd28544b18323900fae10. For more details please see the references link.
Which versions are affected by GSD-2021-1000041?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1000041?
No fix has been published for GSD-2021-1000041 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1000041 being exploited?
There is no known exploitation of GSD-2021-1000041 in the wild and no public exploit code.