openSUSE Security Update : xen (openSUSE-2015-129)

This script is Copyright (C) 2015 Tenable Network Security, Inc.


Synopsis :

The remote openSUSE host is missing a security update.

Description :

The XEN virtualization was updated to fix bugs and security issues :

Security issues fixed: CVE-2015-0361: XSA-116: xen: xen crash due to
use after free on hvm guest teardown

CVE-2014-9065, CVE-2014-9066: XSA-114: xen: p2m lock starvation

CVE-2014-9030: XSA-113: Guest effectable page reference leak in
MMU_MACHPHYS_UPDATE handling

CVE-2014-8867: XSA-112: xen: Insufficient bounding of 'REP MOVS' to
MMIO emulated inside the hypervisor

CVE-2014-8866: XSA-111: xen: Excessive checking in compatibility mode
hypercall argument translation

CVE-2014-8595: XSA-110: xen: Missing privilege level checks in x86
emulation of far branches

CVE-2014-8594: XSA-109: xen: Insufficient restrictions on certain MMU
update hypercalls

CVE-2013-3495: XSA-59: xen: Intel VT-d Interrupt Remapping engines can
be evaded by native NMI interrupts

CVE-2014-5146, CVE-2014-5149: xen: XSA-97 Long latency virtual-mmu
operations are not preemptible

Bugs fixed :

- Restore missing fixes from block-dmmd script

- bnc#904255 - XEN boot hangs in early boot on UEFI system

- Fix missing banner by restoring figlet program

- bnc#903357 - Corrupted save/restore test leaves orphaned
data in xenstore

- bnc#903359 - Temporary migration name is not cleaned up
after migration

- bnc#903850 - Xen: guest user mode triggerable VM exits
not handled by hypervisor

- bnc#866902 - Xen save/restore of HVM guests cuts off
disk and networking

- bnc#901317 - increase limit domUloader to 32MB

- bnc#898772 - SLES 12 RC3 - XEN Host crashes when
assigning non-VF device (SR-IOV) to guest

- bnc#882089 - Windows 2012 R2 fails to boot up with
greater than 60 vcpus

- bsc#900292 - xl: change default dump directory

- Update xen2libvirt.py to better detect and handle file
formats

- bnc#882089 - Windows 2012 R2 fails to boot up with
greater than 60 vcpus

- bnc#897906 - libxc: check return values on mmap() and
madvise() on xc_alloc_hypercall_buffer()

- bnc#896023 - Adjust xentop column layout

See also :

https://bugzilla.opensuse.org/show_bug.cgi?id=826717
https://bugzilla.opensuse.org/show_bug.cgi?id=866902
https://bugzilla.opensuse.org/show_bug.cgi?id=882089
https://bugzilla.opensuse.org/show_bug.cgi?id=889526
https://bugzilla.opensuse.org/show_bug.cgi?id=896023
https://bugzilla.opensuse.org/show_bug.cgi?id=897906
https://bugzilla.opensuse.org/show_bug.cgi?id=898772
https://bugzilla.opensuse.org/show_bug.cgi?id=900292
https://bugzilla.opensuse.org/show_bug.cgi?id=901317
https://bugzilla.opensuse.org/show_bug.cgi?id=903357
https://bugzilla.opensuse.org/show_bug.cgi?id=903359
https://bugzilla.opensuse.org/show_bug.cgi?id=903850
https://bugzilla.opensuse.org/show_bug.cgi?id=903967
https://bugzilla.opensuse.org/show_bug.cgi?id=903970
https://bugzilla.opensuse.org/show_bug.cgi?id=904255
https://bugzilla.opensuse.org/show_bug.cgi?id=905465
https://bugzilla.opensuse.org/show_bug.cgi?id=905467
https://bugzilla.opensuse.org/show_bug.cgi?id=906439
https://bugzilla.opensuse.org/show_bug.cgi?id=906996
https://bugzilla.opensuse.org/show_bug.cgi?id=910681

Solution :

Update the affected xen packages.

Risk factor :

High / CVSS Base Score : 7.8
(CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C)

Ready to Amp Up Your Nessus Experience?

Get Nessus Professional to scan unlimited IPs, run compliance checks & more

Buy Nessus Professional Now