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.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | android | No fix yet | — |