Buffer Overflow in IPA Driver Allows Local Privilege Elevation (CVE-2016-0844)

Release Date:

April 1, 2016

Affected Projects:

Android for MSMFirefox OS for MSMQRD Android

Advisory ID:

QCIR-2016-00002-1

CVE ID(s):

CVE-2016-0844

Summary:

CVE-2016-0844: When adding more than ten multiplexer channels through ipa_wwan_ioctl, a buffer overflow occurs.

Access Vector: Local

Security Risk: High

Access Vector: Local

Affected Versions:

All Android releases from CAF using the Linux kernel.

Patch:

We advise customers to apply the following patches:

• https://www.codeaurora.org/gitweb/quic/la/?p=kernel/msm-3.10.git;a=commit;h=89e244a4bae144358220d7bd067275ac9a5f5db6

Acknowledgement:

Qualcomm Innovation Center, Inc. (QuIC) thanks Gengjia Chen (@chengjia4574), pjf (weibo.com/jfpan), and Jianqiang Zhao (@jianqiangzhao) of IceSword Lab, Qihoo 360, for reporting the issue and working with QuIC to help improve Android device security.

Revisions:

Initial revision

Contact:

security-advisory@quicinc.com