CVE-2021-25416: Input Validation
First published: Fri 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 create executable kernel page outside code area.
Credit: mobile.security@samsung.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Google Android | =10.0 | |
| Google Android | =11.0 | |
| Samsung Exynos 9610 | ||
| Samsung Exynos 9810 | ||
| Samsung Exynos 9820 | ||
| Samsung Exynos 9830 |
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Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2021-25416.
What is the severity of CVE-2021-25416?
The severity of CVE-2021-25416 is medium with a severity value of 6.5.
Which software is affected by CVE-2021-25416?
Google Android versions 10.0 and 11.0 are affected by CVE-2021-25416.
How can local attackers exploit CVE-2021-25416?
Local attackers can exploit CVE-2021-25416 by assuming EL1 is compromised and creating an executable kernel page outside the code area.
Is Samsung Exynos 9610/9810/9820/9830 vulnerable to CVE-2021-25416?
No, Samsung Exynos 9610/9810/9820/9830 are not vulnerable to CVE-2021-25416.
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