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Medium severity6.0NVD Advisory· Published Oct 6, 2021· Updated Jun 17, 2026

CVE-2021-25490

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

5

Google/Android3 versions
cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:o:google:android:10.0:*:*:*:*:*:*:*
- cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*
- cpe:2.3:o:google:android:9.0:*:*:*:*:*:*:*
Samsung Mobile/Keymasterllm-create
Range: < SMR Oct-2021 Release 1
Samsung Mobile/mobile devicesv5
Range: P(9.0), Q(10.0), R(11.0)

Patches

Vulnerability mechanics

References

1

security.samsungmobile.com/securityUpdate.smsbnvdVendor Advisory

News mentions

0

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