CVE-2016-3893

Severity: medium (CVSS 5.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-09-11 · updated 2026-06-17
Weakness: CWE-200

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.

Affected products

Android: through 7.0

References

http://source.android.com/security/bulletin/2016-09-01.html
http://www.securityfocus.com/bid/92884
http://www.securitytracker.com/id/1036763
https://source.codeaurora.org/quic/la/kernel/msm-3.10/commit/?id=a7a6ddc91cce7ad5ad55c9709b24bfc80f5ac873
http://source.android.com/security/bulletin/2016-09-01.html
http://www.securityfocus.com/bid/92884
http://www.securitytracker.com/id/1036763
https://source.codeaurora.org/quic/la/kernel/msm-3.10/commit/?id=a7a6ddc91cce7ad5ad55c9709b24bfc80f5ac873

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