openSUSE Security Update : xen (openSUSE-2015-750)

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


Synopsis :

The remote openSUSE host is missing a security update.

Description :

xen was updated to fix 12 security issues.

These security issues were fixed :

- CVE-2015-7972: Populate-on-demand balloon size
inaccuracy can crash guests (bsc#951845).

- CVE-2015-7969: Leak of main per-domain vcpu pointer
array (DoS) (bsc#950703).

- CVE-2015-7969: Leak of per-domain profiling-related vcpu
pointer array (DoS) (bsc#950705).

- CVE-2015-7971: Some pmu and profiling hypercalls log
without rate limiting (bsc#950706).

- CVE-2015-4037: Insecure temporary file use in
/net/slirp.c (bsc#932267).

- CVE-2014-0222: Validate L2 table size to avoid integer
overflows (bsc#877642).

- CVE-2015-7835: Uncontrolled creation of large page
mappings by PV guests (bsc#950367).

- CVE-2015-7311: libxl fails to honour readonly flag on
disks with qemu-xen (bsc#947165).

- CVE-2015-5165: QEMU leak of uninitialized heap memory in
rtl8139 device model (bsc#939712).

- CVE-2015-5166: Use after free in QEMU/Xen block unplug
protocol (bsc#939709).

- CVE-2015-5154: Host code execution via IDE subsystem
CD-ROM (bsc#938344).

- CVE-2015-3259: xl command line config handling stack
overflow (bsc#935634).

These non-security issues were fixed :

- bsc#907514: Bus fatal error and sles12 sudden reboot has
been observed

- bsc#910258: SLES12 Xen host crashes with FATAL NMI after
shutdown of guest with VT-d NIC

- bsc#918984: Bus fatal error and sles11-SP4 sudden reboot
has been observed

- bsc#923967: Partner-L3: Bus fatal error and sles11-SP3
sudden reboot has been observed

- bsc#901488: Intel ixgbe driver assigns rx/tx queues per
core resulting in irq problems on servers with a large
amount of CPU cores

- bsc#945167: Running command xl pci-assignable-add
03:10.1 secondly show errors

- bsc#949138: Setting vcpu affinity under Xen causes
libvirtd abort

- bsc#944463: VUL-0: CVE-2015-5239: qemu-kvm: Integer
overflow in vnc_client_read() and protocol_client_msg()

- bsc#944697: VUL-1: CVE-2015-6815: qemu: net: e1000:
infinite loop issue

- bsc#925466: Kdump does not work in a XEN environment

See also :

https://bugzilla.opensuse.org/show_bug.cgi?id=877642
https://bugzilla.opensuse.org/show_bug.cgi?id=901488
https://bugzilla.opensuse.org/show_bug.cgi?id=907514
https://bugzilla.opensuse.org/show_bug.cgi?id=910258
https://bugzilla.opensuse.org/show_bug.cgi?id=918984
https://bugzilla.opensuse.org/show_bug.cgi?id=923967
https://bugzilla.opensuse.org/show_bug.cgi?id=925466
https://bugzilla.opensuse.org/show_bug.cgi?id=932267
https://bugzilla.opensuse.org/show_bug.cgi?id=935634
https://bugzilla.opensuse.org/show_bug.cgi?id=938344
https://bugzilla.opensuse.org/show_bug.cgi?id=939709
https://bugzilla.opensuse.org/show_bug.cgi?id=939712
https://bugzilla.opensuse.org/show_bug.cgi?id=944463
https://bugzilla.opensuse.org/show_bug.cgi?id=944697
https://bugzilla.opensuse.org/show_bug.cgi?id=945167
https://bugzilla.opensuse.org/show_bug.cgi?id=947165
https://bugzilla.opensuse.org/show_bug.cgi?id=949138
https://bugzilla.opensuse.org/show_bug.cgi?id=950367
https://bugzilla.opensuse.org/show_bug.cgi?id=950703
https://bugzilla.opensuse.org/show_bug.cgi?id=950705
https://bugzilla.opensuse.org/show_bug.cgi?id=950706
https://bugzilla.opensuse.org/show_bug.cgi?id=951845

Solution :

Update the affected xen packages.

Risk factor :

High / CVSS Base Score : 7.5
(CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P)

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