Protect yourself against future threats.
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256
===========================================================================
AUSCERT External Security Bulletin Redistribution
ESB-2017.2472
SUSE Security Update: Security update for xen
3 October 2017
===========================================================================
AusCERT Security Bulletin Summary
---------------------------------
Product: xen
Publisher: SUSE
Operating System: SUSE
Impact/Access: Execute Arbitrary Code/Commands -- Existing Account
Increased Privileges -- Existing Account
Denial of Service -- Existing Account
Resolution: Patch/Upgrade
CVE Names: CVE-2017-14319 CVE-2017-14317 CVE-2017-14316
Reference: ESB-2017.2365
ESB-2017.2324
ESB-2017.2309
Original Bulletin:
https://www.suse.com/support/update/announcement/2017/suse-su-20172611-1/
- --------------------------BEGIN INCLUDED TEXT--------------------
SUSE Security Update: Security update for xen
______________________________________________________________________________
Announcement ID: SUSE-SU-2017:2611-1
Rating: important
References: #1056278 #1056281 #1056282
Cross-References: CVE-2017-14316 CVE-2017-14317 CVE-2017-14319
Affected Products:
SUSE Linux Enterprise Server 11-SP3-LTSS
SUSE Linux Enterprise Point of Sale 11-SP3
SUSE Linux Enterprise Debuginfo 11-SP3
______________________________________________________________________________
An update that fixes three vulnerabilities is now available.
Description:
This update for xen fixes several issues.
These security issues were fixed:
- CVE-2017-14316: Missing bound check in function `alloc_heap_pages` for
an internal array allowed attackers using crafted hypercalls to execute
arbitrary code within Xen (XSA-231, bsc#1056278)
- CVE-2017-14317: A race in cxenstored may have cause a double-free
allowind for DoS of the xenstored daemon (XSA-233, bsc#1056281).
- CVE-2017-14319: An error while handling grant mappings allowed malicious
or buggy x86 PV guest to escalate its privileges or crash the hypervisor
(XSA-234, bsc#1056282).
Patch Instructions:
To install this SUSE Security Update use YaST online_update.
Alternatively you can run the command listed for your product:
- SUSE Linux Enterprise Server 11-SP3-LTSS:
zypper in -t patch slessp3-xen-13283=1
- SUSE Linux Enterprise Point of Sale 11-SP3:
zypper in -t patch sleposp3-xen-13283=1
- SUSE Linux Enterprise Debuginfo 11-SP3:
zypper in -t patch dbgsp3-xen-13283=1
To bring your system up-to-date, use "zypper patch".
Package List:
- SUSE Linux Enterprise Server 11-SP3-LTSS (i586 x86_64):
xen-kmp-default-4.2.5_21_3.0.101_0.47.105-45.8.1
xen-libs-4.2.5_21-45.8.1
xen-tools-domU-4.2.5_21-45.8.1
- SUSE Linux Enterprise Server 11-SP3-LTSS (x86_64):
xen-4.2.5_21-45.8.1
xen-doc-html-4.2.5_21-45.8.1
xen-doc-pdf-4.2.5_21-45.8.1
xen-libs-32bit-4.2.5_21-45.8.1
xen-tools-4.2.5_21-45.8.1
- SUSE Linux Enterprise Server 11-SP3-LTSS (i586):
xen-kmp-pae-4.2.5_21_3.0.101_0.47.105-45.8.1
- SUSE Linux Enterprise Point of Sale 11-SP3 (i586):
xen-kmp-default-4.2.5_21_3.0.101_0.47.105-45.8.1
xen-kmp-pae-4.2.5_21_3.0.101_0.47.105-45.8.1
xen-libs-4.2.5_21-45.8.1
xen-tools-domU-4.2.5_21-45.8.1
- SUSE Linux Enterprise Debuginfo 11-SP3 (i586 x86_64):
xen-debuginfo-4.2.5_21-45.8.1
xen-debugsource-4.2.5_21-45.8.1
References:
https://www.suse.com/security/cve/CVE-2017-14316.html
https://www.suse.com/security/cve/CVE-2017-14317.html
https://www.suse.com/security/cve/CVE-2017-14319.html
https://bugzilla.suse.com/1056278
https://bugzilla.suse.com/1056281
https://bugzilla.suse.com/1056282
- --------------------------END INCLUDED TEXT--------------------
You have received this e-mail bulletin as a result of your organisation's
registration with AusCERT. The mailing list you are subscribed to is
maintained within your organisation, so if you do not wish to continue
receiving these bulletins you should contact your local IT manager. If
you do not know who that is, please send an email to auscert@auscert.org.au
and we will forward your request to the appropriate person.
NOTE: Third Party Rights
This security bulletin is provided as a service to AusCERT's members. As
AusCERT did not write the document quoted above, AusCERT has had no control
over its content. The decision to follow or act on information or advice
contained in this security bulletin is the responsibility of each user or
organisation, and should be considered in accordance with your organisation's
site policies and procedures. AusCERT takes no responsibility for consequences
which may arise from following or acting on information or advice contained in
this security bulletin.
NOTE: This is only the original release of the security bulletin. It may
not be updated when updates to the original are made. If downloading at
a later date, it is recommended that the bulletin is retrieved directly
from the author's website to ensure that the information is still current.
Contact information for the authors of the original document is included
in the Security Bulletin above. If you have any questions or need further
information, please contact them directly.
Previous advisories and external security bulletins can be retrieved from:
http://www.auscert.org.au/render.html?cid=1980
===========================================================================
Australian Computer Emergency Response Team
The University of Queensland
Brisbane
Qld 4072
Internet Email: auscert@auscert.org.au
Facsimile: (07) 3365 7031
Telephone: (07) 3365 4417 (International: +61 7 3365 4417)
AusCERT personnel answer during Queensland business hours
which are GMT+10:00 (AEST).
On call after hours for member emergencies only.
===========================================================================
-----BEGIN PGP SIGNATURE-----
Comment: http://www.auscert.org.au/render.html?it=1967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=IL8b
-----END PGP SIGNATURE-----