CVE-2021-25470: Code Injection
First published: Wed Oct 06 2021(Updated: )
An improper caller check logic of SMC call in TEEGRIS secure OS prior to SMR Oct-2021 Release 1 can be used to compromise TEE.
Credit: mobile.security@samsung.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Google Android | =9.0 | |
| Google Android | =10.0 | |
| Google Android | =11.0 | |
| Samsung Exynos |
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Frequently Asked Questions
What is CVE-2021-25470?
CVE-2021-25470 is a vulnerability in the TEEGRIS secure OS that allows an attacker to compromise TEE by exploiting an improper caller check logic of an SMC call.
What is the severity of CVE-2021-25470?
CVE-2021-25470 has a severity rating of 7.9, which is considered high.
Which versions of Google Android are affected by CVE-2021-25470?
Google Android versions 9.0, 10.0, and 11.0 are affected by CVE-2021-25470.
How can an attacker exploit CVE-2021-25470?
An attacker can exploit CVE-2021-25470 by taking advantage of the improper caller check logic of the SMC call in TEEGRIS secure OS prior to SMR Oct-2021 Release 1.
Is Samsung Exynos affected by CVE-2021-25470?
No, Samsung Exynos is not vulnerable to CVE-2021-25470.
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