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CVE-2021-0147

nvd nist
Published: Feb 9, 2022Modified: May 5, 2025

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4.4
Vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
Exploitability: 0.8 / Impact: 3.6
Source: NVD

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.

Affected (2)

Intel
1 product
Power Management Controller
Configuration A
1 vulnerable
Vulnerable SoftwareAffected Versions
Power Management Controller
Before pmc_fw_lbg_c1-21ww02a
Configuration B
1 vulnerable
Vulnerable SoftwareAffected Versions
Power Management Controller
Before pmc_fw_lbg_b0-21ww02a

Related CWEs

CWE-667
Improper Locking
The product does not properly acquire or release a lock on a resource, leading to unexpected resource state changes and behaviors.

References (2)

Source: secure@intel.com
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory

Timeline

No history available yet.