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CVE-2016-3893

5.5 · MEDIUM

The wcdcal_hwdep_ioctl_shared function in sound/soc/codecs/wcdcal-hwdep.c in the Qualcomm sound codec in Android before 2016-09-05 on Nexus 6P devices does not properly copy firmware data, which al…

Published Sep 11, 2016CWE-200EPSS 0.50%

Overview

CVE-2016-3893 is a medium-severity vulnerability. It was published on September 11, 2016 and has a CVSS 3.0 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.0 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

The wcdcal_hwdep_ioctl_shared function in sound/soc/codecs/wcdcal-hwdep.c in the Qualcomm sound codec in Android before 2016-09-05 on Nexus 6P devices does not properly copy firmware data, which allows attackers to obtain sensitive information via a crafted application, aka Android internal bug 29512527 and Qualcomm internal bug CR856400.

Remediation

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

References

Refsource.android.com/security/bulletin/2016-09-01.htmlRefwww.securityfocus.com/bid/92884Refwww.securitytracker.com/id/1036763Refsource.codeaurora.org/quic/la/kernel/msm-3.10/commit/?id=a7a6ddc91cce7ad5ad55c9709b24bfc80f5ac873Refsource.android.com/security/bulletin/2016-09-01.htmlRefwww.securityfocus.com/bid/92884Refwww.securitytracker.com/id/1036763Refsource.codeaurora.org/quic/la/kernel/msm-3.10/commit/?id=a7a6ddc91cce7ad5ad55c9709b24bfc80f5ac873

How CyberStrike helps

Frequently asked questions

What is CVE-2016-3893?

CVE-2016-3893 is a medium-severity vulnerability. It was published on September 11, 2016 and has a CVSS 3.0 base score of 5.5 (MEDIUM).

How severe is CVE-2016-3893?

This vulnerability has a CVSS 3.0 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2016-3893?

Check the references section for vendor advisories, patches, and mitigation guidance. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2016-3893?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2016-3893 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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