This update for libjpeg-turbo to version 1.5.2 fixes the following issues:

* CVE-2017-15232: NULL pointer dereference in jdpostct.c and jquant1.c (boo#1062937)

This compatible version update contains the following improvements:

* Improved and updated upsampling support and sampling factors
* Memory handling correctness fixes
* Improved robustness when decoding images

This version is a dependency of Chromium 62.