A TOCTOU (time-of-check to time-of-use) vulnerability exists where an attacker may use a compromised BIOS to cause the TEE OS to read memory out of bounds that could potentially result in a denial of service.
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Score 4.7 from GitHub Security Advisory published 2023-01-11. NVD baseline CVSS 4.7; sources differ by 0.0.
A TOCTOU (time-of-check to time-of-use) vulnerability exists where an attacker may use a compromised BIOS to cause the TEE OS to read memory out of bounds that could potentially result in a denial of service.
January 11, 2023
April 9, 2025
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