How to disable the prompt "Authentication is required to set the network proxy used for downloading"

After logon to Linux VDA ICA session,you will receive a prompt "Authentication is required to set the network proxy used for downloading" as below, which would annoy users...

Image src redirect to mailto: URL opens email editor — Mozilla

phpBB developer Henry Sudhof reported that when an image tag points to a resource that redirects to a mailto: URL, the external mail handler application is launched. This issue poses no security threat to users but could create an annoyance when browsing a site that allows users to post arbitrary...

irssi - potential remote crash

irssi 0.8.9 release fixes a vulnerability that allows normal IRC users to remotely crash another user's irssi client, provided that either of these conditions is met: a irssi is running on an architecture that requires memory alignmentation ie. not x86 b "gui print text" signal is being used by...