Heap overflow in function msm_cpp_cfg_frame (CVE-2016- 6739)

Release Date:

February 3, 2017

Affected Projects:

Android for MSMFirefox OS for MSMQRD Android

Advisory ID:

QCIR-2017-00002-1

CVE ID(s):

CVE-2016-6739

Summary:

The following security vulnerabilities have been identified: CVE-2016- 6739 If userspace passes num_strips as a big number to msm_cpp_cfg_frame and partial_frame_indicator set, heap overflow occurs.

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-2016-6739: https://source.codeaurora.org/quic/la//kernel/msm-3.18/commit/?id=c4af572a7ad59c0f07fd316a08055bc86dfb5f0d

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: