MGASA-2018-0495 Updated python packages fix security vulnerabilities

Possible denial of service vulnerability due to a missing check in Lib/wave.py to verify that at least one channel is provided CVE-2017-18207. Python's elementtree C accelerator failed to initialise Expat's hash salt during initialization. This could make it easy to conduct denial of service...

CVE-2017-18207: Divide By Zero

The Waveread.readfmtchunk function in Lib/wave.py in Python through 3.6.4 does not ensure a nonzero channel value, which allows attackers to cause a denial of service divide-by-zero and exception via a crafted wav format audio file. NOTE: the vendor disputes this issue because Python applications...