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.
The product does not properly acquire or release a lock on a resource, leading to unexpected resource state changes and behaviors.
Link | Tags |
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https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00470.html | vendor advisory |