CVE-2015-6640
First published: Mon Jan 04 2016(Updated: )
The prctl_set_vma_anon_name function in kernel/sys.c in Android before 5.1.1 LMY49F and 6.0 before 2016-01-01 does not ensure that only one vma is accessed in a certain update action, which allows attackers to gain privileges or cause a denial of service (vma list corruption) via a crafted application, aka internal bug 20017123.
Credit: security@android.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Android | ||
| Android | =4.4.4 | |
| Android | =5.0 | |
| Android | =5.1.1 | |
| Android | =6.0 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2015-6640?
CVE-2015-6640 has a high severity rating due to its potential to allow privilege escalation and denial of service.
How do I fix CVE-2015-6640?
To resolve CVE-2015-6640, you should update your Android device to version 6.0 or later.
What versions of Android are affected by CVE-2015-6640?
CVE-2015-6640 affects Android versions 4.4.4, 5.0, 5.1.1, and all versions before 6.0.
Can CVE-2015-6640 lead to data loss?
Yes, CVE-2015-6640 can potentially lead to data loss due to vma list corruption.
Who is impacted by CVE-2015-6640?
Users of older Android versions prior to 6.0 are at risk of being impacted by CVE-2015-6640.
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