Use-after-free issue on LSM client data in msm_lsm_close (CVE-2015-8951)

Release Date:

November 11, 2016

Affected Projects:

Android for MSMFirefox OS for MSMQRD Android

Advisory ID:

QCIR-2016-00053-1

CVE ID(s):

CVE-2015-8951

Summary:

The following security vulnerabilities have been identified: CVE-2015-8951 LSM client data is deallocated when q6lsm_open() fails, but then is accessed in msm_lsm_close().

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-2015-8951: https://www.codeaurora.org/gitweb/quic/la/?p=kernel/msm-3.18.git;a=commit;h=0aed2b7e739f7e528ffd8dac3c0c14deb82c9acf

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: