CR 7148271 REGESSION with PNG Image loading
Alan.Bateman at oracle.com
Tue Mar 13 20:09:40 UTC 2012
On 13/03/2012 19:03, Xueming Shen wrote:
> While this indeed is a "regression", the question is do we really want
> behavior (allow those corrupt zip/png files without throwing
> exception) to
> be the default behavior? A possible approach is to by default the
> j.u.zip.Inflater/PNGImageReader rejects such files (by throwing a zip
> as the current JDK7 does) and to tolerate such files only with some -D
> for example -Djava.util.zip.InflateAllowInvalidDistance. This
> definitely will
> be inconvenient for those who like the PNGImageReader to just work as
> it did
> in previous releases, but appears to be a more reasonable for me.
This is tough one, do you have any sense for how common this issue is?
What are the downsides or risks to ignoring invalid distance values?
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