Keymaster Keyblob Downgrade Attack: Exploiting IV Reuse Vulnerability in Pre-SMR Oct-2021 Release 1

Keymaster Keyblob Downgrade Attack: Exploiting IV Reuse Vulnerability in Pre-SMR Oct-2021 Release 1

CVE-2021-25490 · MEDIUM Severity

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:N

A keyblob downgrade attack in keymaster prior to SMR Oct-2021 Release 1 allows attacker to trigger IV reuse vulnerability with privileged process.

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