CVE-2021-25415: Input Validation

Published Jun 11, 2021
·
Updated

Assuming EL1 is compromised, an improper address validation in RKP prior to SMR JUN-2021 Release 1 allows local attackers to remap EL2 memory as writable.

Affected Software

6 affected components
Google Android=10.0
Google Android=11.0
Samsung Exynos 9610
Samsung Exynos 9810
Samsung Exynos 9820
Samsung Exynos 9830

Event History

Jun 11, 2021
CVE Published
via MITRE·02:33 PM
Data Sourced
via MITRE·02:33 PM
DescriptionWeakness
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Frequently Asked Questions

1

What is the vulnerability ID for this issue?

The vulnerability ID for this issue is CVE-2021-25415.

2

What is the severity of CVE-2021-25415?

The severity of CVE-2021-25415 is medium (5.5).

3

Which software versions are affected by CVE-2021-25415?

CVE-2021-25415 affects Google Android 10.0 and 11.0.

4

How can local attackers exploit CVE-2021-25415?

Local attackers can exploit CVE-2021-25415 by remapping EL2 memory as writable after assuming EL1 is compromised.

5

Where can I find more information about CVE-2021-25415?

You can find more information about CVE-2021-25415 at the following link: [https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=6](https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=6).

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