https://issues.dlang.org/show_bug.cgi?id=14013

          Issue ID: 14013
           Summary: std.socket: off-by-one error when automatically
                    resizing on POSIX
           Product: D
           Version: D2
          Hardware: All
                OS: All
            Status: NEW
          Severity: normal
          Priority: P1
         Component: Phobos
          Assignee: nobody@puremagic.com
          Reporter: thecybershadow@gmail.com

When adding a socket, an off-by-one bug may cause an out-of-bounds array write on POSIX.

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