Public bug reported: Hello,
dmesg: [ 15.063928] vboxdrv: loading out-of-tree module taints kernel. [ 15.063942] Spectre V2 : System may be vulnerable to spectre v2 [ 15.063949] vboxdrv: loading module not compiled with retpoline compiler. [ 15.064588] vboxdrv: module verification failed: signature and/or required key missing - tainting kernel [ 15.083726] vboxdrv: Found 4 processor cores [ 15.100892] vboxdrv: TSC mode is Invariant, tentative frequency 1496597942 Hz [ 15.100896] vboxdrv: Successfully loaded version 5.2.6_Ubuntu (interface 0x00290000) [ 15.116501] Spectre V2 : System may be vulnerable to spectre v2 [ 15.116513] vboxnetflt: loading module not compiled with retpoline compiler. [ 15.117339] VBoxNetFlt: Successfully started. [ 15.130230] Spectre V2 : System may be vulnerable to spectre v2 [ 15.130239] vboxnetadp: loading module not compiled with retpoline compiler. [ 15.131082] VBoxNetAdp: Successfully started. [ 15.145823] Spectre V2 : System may be vulnerable to spectre v2 [ 15.145830] vboxpci: loading module not compiled with retpoline compiler. [ 15.146563] VBoxPciLinuxInit [ 15.153612] vboxpci: IOMMU not found (not registered) Regards, -- Cristian ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: virtualbox 5.2.6-dfsg-3build1 ProcVersionSignature: Ubuntu 4.15.0-9.10-generic 4.15.2 Uname: Linux 4.15.0-9-generic x86_64 ApportVersion: 2.20.8-0ubuntu8 Architecture: amd64 CurrentDesktop: ubuntu-communitheme:ubuntu:GNOME Date: Thu Feb 8 21:09:02 2018 InstallationDate: Installed on 2017-10-13 (118 days ago) InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Alpha amd64 (20170926) SourcePackage: virtualbox UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: virtualbox (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug bionic package-from-proposed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1748326 Title: Spectre V2 : System may be vulnerable to spectre v2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/virtualbox/+bug/1748326/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs