Although Google began crawling and indexing SVGs back in 2010, Google does not follow any links within the Scalable Vector Graphics. SVGs, Scalable Vector Graphics, are an XML-based vector image format for two-dimensional graphics with support for interactivity and animation.
They can contain xlink:href links in them, but Google will not follow them.
John Mueller said on Twitter "AFAIK we don't support links in SVGs."
Here is the set of tweets:
@Adoubleagent AFAIK we don't support links in SVGs, so your tests are probably correct.
— John Mueller (@JohnMu) August 22, 2016
Forum discussion at Twitter.