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===========================================================================
             AUSCERT External Security Bulletin Redistribution

                               ESB-2017.3024
                            xen security update
                             29 November 2017

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           xen
Publisher:         Debian
Operating System:  Debian GNU/Linux 9
Impact/Access:     Execute Arbitrary Code/Commands -- Existing Account
                   Increased Privileges            -- Existing Account
                   Denial of Service               -- Existing Account
                   Access Confidential Data        -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2017-15597 CVE-2017-15595 CVE-2017-15594
                   CVE-2017-15593 CVE-2017-15592 CVE-2017-15590
                   CVE-2017-15589 CVE-2017-15588 CVE-2017-14319
                   CVE-2017-14318 CVE-2017-14317 CVE-2017-14316

Reference:         ESB-2017.2698

Original Bulletin: 
   http://www.debian.org/security/2017/dsa-4050

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Debian Security Advisory DSA-4050-1                   security@debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
November 28, 2017                     https://www.debian.org/security/faq
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Package        : xen
CVE ID         : CVE-2017-14316 CVE-2017-14317 CVE-2017-14318 CVE-2017-14319 
                 CVE-2017-15588 CVE-2017-15589 CVE-2017-15590 CVE-2017-15592 
                 CVE-2017-15593 CVE-2017-15594 CVE-2017-15595 CVE-2017-15597

Multiple vulnerabilities have been discovered in the Xen hypervisor, which
could result in denial of service, information leaks, privilege escalation
or the execution of arbitrary code.

For the oldstable distribution (jessie) a separate update will be
released.

For the stable distribution (stretch), these problems have been fixed in
version 4.8.2+xsa245-0+deb9u1.

We recommend that you upgrade your xen packages.

For the detailed security status of xen please refer to
its security tracker page at:
https://security-tracker.debian.org/tracker/xen

Further information about Debian Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce@lists.debian.org
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