Out of bounds array access in camera driver (CVE-2013-6123)

Release Date:

January 10, 2014

Affected Projects:

Android for MSMFirefox OS for MSMQRD Android

Advisory ID:

QCIR-2014-00001-1

CVE ID(s):

CVE-2013-6123

Summary:

The following security vulnerabilities have been identified in the camera driver. CVE-2013-6123: The camera driver provides an ioctl system call interface to user space clients for communication. When processing this communication, the msm_ioctl_server, msm_server_send_ctrl, and msm_ctrl_cmd_done functions use a user-supplied value as an index to the server_queue array for read and write operations without any boundary checks. A local application with access to the camera device nodes can use this flaw to, e.g., elevate privileges.

Access Vector: Local
Security Risk: High
Access Vector: Local

Affected Versions:

All Android releases from CAF using the Linux kernel from the following heads: jb_2.*, kk_2*, msm-3.0

Patch:

We advise customers to apply the following patches:

Individual Patches

Acknowledgement:

Qualcomm Innovation Center, Inc. (QuIC) thanks alephzain1@gmail.com for reporting the related issues and working with QuIC to help improve Android device security.

Revisions:

Initial revision

Contact:

security-advisory@quicinc.com