Possible leakage of kernel addresses in MDSS (CVE-2016-6757)

Release Date:

December 6, 2016

Affected Projects:

Android for MSMFirefox OS for MSMQRD Android

Advisory ID:

QCIR-2016-00060-1

CVE ID(s):

CVE-2016-6757

Summary:

The following security vulnerabilities have been identified: CVE-2016-6757 Kernel addresses can be leaked in MDSS since it's not adhering to kptr_restrict system settings.

Access Vector: Local
Security Risk: Medium
Access Vector: Local

Affected Versions:

All Android releases from CAF using the Linux kernel.

Patch:

We advise customers to apply the following patches:

Individual Patches

CVE-2016-6757: 

https://www.codeaurora.org/gitweb/quic/la/?p=kernel/msm-3.18.git;a=commit;h=f2ba68242d79016cc07b59aa41a67b7a1d36bf9b

 

Acknowledgement:

This issue was reported to Google by an external security researcher. Qualcomm Innovation Center, Inc. (QuIC) thanks Google for bringing this issue to QuIC's attention.

Revisions:

Initial

Contact:

security-advisory@quicinc.com