CVEs-PoC/2021/CVE-2021-25490.md

CVE-2021-25490

Description

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

POC

Reference

• https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10

Github

• https://github.com/shakevsky/keybuster