GSD-2021-1000045 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-2021-1000045?
GSD-2021-1000045 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 v5.10.33 by commit bf84ef2dd2ccdcd8f2658476d34b51455f970ce4, it was introduced in version v5.10.20 by commit 67118bb78d72aab5b831f054a74ae856339a1974. For more details please see the references link.
Which versions are affected by GSD-2021-1000045?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1000045?
No fix has been published for GSD-2021-1000045 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1000045 being exploited?
There is no known exploitation of GSD-2021-1000045 in the wild and no public exploit code.