Untrusted Pointer Dereferences in Synopsis DWC3 Driver DebugFS Entry (CVE-2016-3813)

Release Date:

July 12, 2016

Affected Projects:

Android for MSMFirefox OS for MSMQRD Android

Advisory ID:

QCIR-2016-00025-1

CVE ID(s):

CVE-2016-3813

Summary:

If a value larger than DWC3_ENDPOINTS_NUM was previously written to a Synopsis DWC3 USB driver DebugFS entry, reading from a DebugFS entry results in information disclosure.

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-2016-3813: https://source.codeaurora.org/quic/la/kernel/msm-3.18/commit/?id=de81d402f12a3492400644024e694748d3514951

Acknowledgement:

This issue was reported to Google by a security researcher. Qualcomm Innovation Center, Inc. (QuIC) thanks Google for bringing this issue to our attention.

Revisions:

Initial revision

Contact: