CVE-2021-25478: Buffer Overflow
First published: Wed Oct 06 2021(Updated: )
A possible stack-based buffer overflow vulnerability in Exynos CP Chipset prior to SMR Oct-2021 Release 1 allows arbitrary memory write and code execution.
Credit: mobile.security@samsung.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Google Android | =8.1 | |
| Google Android | =9.0 | |
| Google Android | =10.0 | |
| Google Android | =11.0 | |
| Samsung Exynos |
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Frequently Asked Questions
What is CVE-2021-25478?
CVE-2021-25478 is a possible stack-based buffer overflow vulnerability in Exynos CP Chipset prior to SMR Oct-2021 Release 1 that allows arbitrary memory write and code execution.
Which software versions are affected by CVE-2021-25478?
Google Android 8.1, 9.0, 10.0, and 11.0 are affected by CVE-2021-25478.
How severe is CVE-2021-25478?
CVE-2021-25478 has a severity rating of 7.2 (high).
How can I fix CVE-2021-25478?
To fix CVE-2021-25478, update your Exynos CP Chipset to SMR Oct-2021 Release 1 or later.
Where can I find more information about CVE-2021-25478?
You can find more information about CVE-2021-25478 at the following URL: https://security.samsungmobile.com/securityUpdate.smsb?year=2021&month=10
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