SB2016041814 - Permissions, Privileges, and Access Controls in Google, Google Android

Description

This security bulletin contains information about 1 security vulnerability.

1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2016-2416)

The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

libs/gui/BufferQueueConsumer.cpp in mediaserver in Android 4.x before 4.4.4, 5.0.x before 5.0.2, 5.1.x before 5.1.1, and 6.x before 2016-04-01 does not check for the android.permission.DUMP permission, which allows attackers to obtain sensitive information, and consequently bypass an unspecified protection mechanism, via a dump request, as demonstrated by obtaining Signature or SignatureOrSystem access, aka internal bug 27046057.

Remediation

Install update from vendor's website.

References

• http://source.android.com/security/bulletin/2016-04-02.html
• https://android.googlesource.com/platform/frameworks/native/+/85d253fab5e2c01bd90990667c6de25c282fc5cd
• https://android.googlesource.com/platform/frameworks/native/+/a40b30f5c43726120bfe69d41ff5aeb31fe1d02a