[OatmealDome]

At the time those articles were published, the engineers were analyzing a memory dump received from the spacecraft.

The update in this new article is that they have determined that a memory chip has gone bad.

[Dalewyn]

This is frankly awesome news, we now know Voyager 1 just needs a Windows Update(tm) to keep on flying. Of course, "just" is putting it mildly to say the least, but I don't want to think how worse the diagnosis could have been.