こんにちは、鯨井貴博@opensourcetechです。
3/16にVirtualboxの新バージョン4.3.26がリリースされました。
https://www.virtualbox.org/wiki/Downloads
変更履歴を見ると、NAT関連やLinux4.0対応などが確認出来ますね。
VirtualBox 4.3.26 (released 2015-03-16)
This is a maintenance release. The following items were fixed and/or added:
- GUI: in the snapshots pane, protect the age of snapshots against wrong host time (bug #13955)
- NAT Network: fixed a bug which prevented to propagate any DNS name server / domain / search string information to the NAT network (4.3.24 regression; bugs #13915, #13918)
- NAT Network: don't delay the shutdown of VBoxSVC on Windows hosts
- Mouse support: the mouse could not be moved under rare conditions if no Guest Additions are installed (4.3.24 regression; bug #13935)
- Storage: if the guest ejects a virtual CD/DVD medium, make the change permanent (bugs #9858, #12885)
- VGA: made saving secondary screen sizes possible in X11 guests
- SDK: fixed the VirtualBox.tlb file (4.3.20 regression; bug #13943)
- rdesktop-vrdp: make it work with USB devices again (4.3.14 regression; bug #13901)
- USB: fixed a possible BSOD on Windows hosts under rare conditions
- iPXE: enable the HTTP download protocol on non-Linux hosts (bug #13628)
- Mac OS X hosts: don't panic on hosts with activated SMAP (Broadwell and later; bug #13951)
- Linux hosts: don't crash Linux 4.0 hosts (bug #13835)
From https://www.virtualbox.org/wiki/Changelog