Possible kernel pointer leak in vidc driver debug messages (CVE-2016-6748)

Release Date:

November 30, 2016

Affected Projects:

Android for MSMFirefox OS for MSMQRD Android

Advisory ID:

QCIR-2016-00058-1

CVE ID(s):

CVE-2016-6748

Summary:

The following security vulnerabilities have been identified: CVE-2016-6748 The format specifier %p used in the kernel video driver vidc debug messages can leak kernel addresses while not valuing the 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-2016-6748: https://www.codeaurora.org/gitweb/quic/la/?p=kernel/msm-3.18.git;a=commit;h=313d9f89e76ada8d900c9a578cd5cb77d5813625

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: