SB2016031207 - Information disclosure in Google, Google Android

Description

This security bulletin contains information about 1 security vulnerability.

1) Information disclosure (CVE-ID: CVE-2016-0829)

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

The BnGraphicBufferProducer::onTransact function in libs/gui/IGraphicBufferConsumer.cpp in mediaserver in Android 4.x before 4.4.4, 5.x before 5.1.1 LMY49H, and 6.x before 2016-03-01 does not initialize a certain output data structure, which allows attackers to obtain sensitive information, and consequently bypass an unspecified protection mechanism, by triggering a QUEUE_BUFFER action, as demonstrated by obtaining Signature or SignatureOrSystem access, aka internal bug 26338109.

Remediation

Install update from vendor's website.

References

• http://source.android.com/security/bulletin/2016-03-01.html
• http://www.securityfocus.com/bid/84261
• https://android.googlesource.com/platform/frameworks/native/+/d06421fd37fbb7fd07002e6738fac3a223cb1a62