CVE-2021-0147 Race condition in Intel Chipset firmware
A privileged local attacker can cause a denial of service in Intel Chipset firmware due to improper locking in the Power Management Controller.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-0147?
CVE-2021-0147 is a medium-severity vulnerability in Intel Chipset firmware, published on 9 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Improper locking in the Power Management Controller (PMC) for some Intel Chipset firmware before versions pmc_fw_lbg_c1-21ww02a and pmc_fw_lbg_b0-21ww02a may allow a privileged user to potentially enable denial of service via local access.
Weakness: CWE-667
Which versions are affected by CVE-2021-0147?
It affects 1 product.
Products include Intel Power Management Controller.
How do I fix CVE-2021-0147?
No fix has been published for CVE-2021-0147 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-0147 being exploited?
There is no known exploitation of CVE-2021-0147 in the wild and no public exploit code.
Sources
Also known as GHSA-hfj6-rq3w-f48r.