Possible Integer Overflow to Buffer Overflow in msm_cpe_lsm_reg_model (CVE-2016-5860)

Release Date:

April 17, 2017

Affected Projects:

Android for MSMFirefox OS for MSMQRD Android

Advisory ID:

QCIR-2017-00023-1

CVE ID(s):

CVE-2016-5860

Summary:

The following security vulnerabilities have been identified: CVE-2016-5860 If function msm_cpe_lsm_reg_model() is called with very large "p_info->param_size", an integer overflow could occur, followed by heap overflow.

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-2016-5860:

• https://source.codeaurora.org/quic/la//kernel/msm-3.10/commit/?id=25ab82f5d7d8d8d3b4c8eaaa02944dd5a81be7c3
• https://source.codeaurora.org/quic/la//kernel/msm-3.18/commit/?id=9bcf048a7d1a8a0511feb39d6d3111044e6278ec
• https://source.codeaurora.org/quic/la//kernel/msm-4.4/commit/?id=9f91ae0d7203714fc39ae78e1f1c4fd71ed40498

Acknowledgement:

Qualcomm Innovation Center, Inc. (QuIC) thanks Seven Shen (Trend Micro Mobile Threat Research Team) for bringing this issue to QuIC’s attention.

Revisions:

Initial revision

Contact: