SuSE 11.3 Security Update : Xen (SAT Patch Number 8588)

This script is Copyright (C) 2013 Tenable Network Security, Inc.


Synopsis :

The remote SuSE 11 host is missing one or more security updates.

Description :

The Xen hypervisor and tool-suite have been updated to fix security
issues and bugs :

- XSA-73: A lock order reversal between page allocation
and grant table locks could lead to host crashes or even
host code execution. (CVE-2013-4494)

- XSA-74: A lock order reversal between page_alloc_lock
and mm_rwlock could lead to deadlocks. (CVE-2013-4553)

- XSA-76: Hypercalls exposed to privilege rings 1 and 2 of
HVM guests which might lead to Hypervisor escalation
under specific circumstances. (CVE-2013-4554)

- XSA-78: Insufficient TLB flushing in VT-d (iommu) code
could lead to access of memory that was revoked.
(CVE-2013-6375)

- XSA-75: A host crash due to guest VMX instruction
execution was fixed. Non-security bugs have also been
fixed:. (CVE-2013-4551)

- It is possible to start a VM twice on the same node.
(bnc#840997)

- In HP's UEFI x86_64 platform and SLES 11-SP3, dom0 will
could lock-up on multiple blades nPar. (bnc#842417)

- Xen Hypervisor panics on 8-blades nPar with 46-bit
memory addressing. (bnc#848014)

- Soft lock-up with PCI pass-through and many VCPUs.
(bnc#846849)

- Boot Failure with Xen kernel in UEFI mode with error 'No
memory for trampoline'. (bnc#833483)

- Increase the maximum supported CPUs in the Hypervisor to
512.

See also :

https://bugzilla.novell.com/show_bug.cgi?id=833483
https://bugzilla.novell.com/show_bug.cgi?id=840997
https://bugzilla.novell.com/show_bug.cgi?id=842417
https://bugzilla.novell.com/show_bug.cgi?id=846849
https://bugzilla.novell.com/show_bug.cgi?id=848014
https://bugzilla.novell.com/show_bug.cgi?id=848657
https://bugzilla.novell.com/show_bug.cgi?id=849665
https://bugzilla.novell.com/show_bug.cgi?id=849667
https://bugzilla.novell.com/show_bug.cgi?id=849668
https://bugzilla.novell.com/show_bug.cgi?id=851386
http://support.novell.com/security/cve/CVE-2013-1922.html
http://support.novell.com/security/cve/CVE-2013-2007.html
http://support.novell.com/security/cve/CVE-2013-4375.html
http://support.novell.com/security/cve/CVE-2013-4416.html
http://support.novell.com/security/cve/CVE-2013-4494.html
http://support.novell.com/security/cve/CVE-2013-4551.html
http://support.novell.com/security/cve/CVE-2013-4553.html
http://support.novell.com/security/cve/CVE-2013-4554.html
http://support.novell.com/security/cve/CVE-2013-6375.html

Solution :

Apply SAT patch number 8588.

Risk factor :

High / CVSS Base Score : 7.9
(CVSS2#AV:A/AC:M/Au:N/C:C/I:C/A:C)

Family: SuSE Local Security Checks

Nessus Plugin ID: 71562 ()

Bugtraq ID:

CVE ID: CVE-2013-1922
CVE-2013-2007
CVE-2013-4375
CVE-2013-4416
CVE-2013-4494
CVE-2013-4551
CVE-2013-4553
CVE-2013-4554
CVE-2013-6375

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