CVE-2021-25339: Input Validation
First published: Thu Mar 04 2021(Updated: )
Improper address validation in HArx in Samsung mobile devices prior to SMR Mar-2021 Release 1 allows an attacker, given a compromised kernel, to corrupt EL2 memory.
Credit: mobile.security@samsung.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Google Android | =10.0 | |
| Google Android | =11.0 | |
| Samsung Exynos 9830 |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
Frequently Asked Questions
What is CVE-2021-25339?
CVE-2021-25339 is a vulnerability that allows an attacker, given a compromised kernel, to corrupt EL2 memory on Samsung mobile devices prior to SMR Mar-2021 Release 1.
How does CVE-2021-25339 impact Android?
CVE-2021-25339 impacts Samsung mobile devices running Android 10.0 and 11.0, allowing an attacker to corrupt EL2 memory.
What is the severity of CVE-2021-25339?
The severity of CVE-2021-25339 is medium with a severity score of 5.2.
How can I check if my Samsung mobile device is affected by CVE-2021-25339?
To check if your Samsung mobile device is affected by CVE-2021-25339, refer to the SMR Mar-2021 Release 1 from Samsung.
How can I fix CVE-2021-25339?
To fix CVE-2021-25339, update your Samsung mobile device to SMR Mar-2021 Release 1 or a later version provided by Samsung.
- agent/weakness
- agent/severity
- agent/references
- agent/author
- agent/type
- agent/event
- agent/tags
- agent/description
- agent/last-modified-date
- agent/softwarecombine
- agent/first-publish-date
- collector/nvd-index
- agent/software-canonical-lookup-request
- collector/mitre-cve
- source/MITRE
- vendor/google
- canonical/google android
- version/google android/10.0
- version/google android/11.0
- vendor/samsung
- canonical/samsung exynos 9830