CVE-2021-25475: Buffer Overflow
First published: Wed Oct 06 2021(Updated: )
A possible heap-based buffer overflow vulnerability in DSP kernel driver 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 | =10.0 | |
| Google Android | =11.0 | |
| Samsung Exynos 2100 | ||
| Samsung Exynos 980 | ||
| Samsung Exynos 9830 |
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Frequently Asked Questions
What is CVE-2021-25475?
CVE-2021-25475 is a possible heap-based buffer overflow vulnerability in the DSP kernel driver prior to SMR Oct-2021 Release 1.
How does CVE-2021-25475 impact Android devices?
CVE-2021-25475 allows arbitrary memory write and code execution, which can potentially lead to unauthorized access or control of the affected device.
Which versions of Android are affected by CVE-2021-25475?
Android 10.0 and Android 11.0 are affected by CVE-2021-25475.
Is Samsung Exynos 2100 vulnerable to CVE-2021-25475?
No, Samsung Exynos 2100 is not vulnerable to CVE-2021-25475.
How severe is CVE-2021-25475?
CVE-2021-25475 has a severity rating of high, with a CVSS score of 6.7.
How can I fix CVE-2021-25475?
To fix CVE-2021-25475, users should apply the SMR Oct-2021 Release 1 or later security updates provided by their device manufacturer.
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