Debian: DSA-4201-1: xen security update

    Date15 May 2018
    CategoryDebian
    3897
    Posted ByAnthony Pell
    Multiple vulnerabilities have been discovered in the Xen hypervisor: CVE-2018-8897
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    Debian Security Advisory DSA-4201-1                   This email address is being protected from spambots. You need JavaScript enabled to view it.
    https://www.debian.org/security/                       Moritz Muehlenhoff
    May 15, 2018                          https://www.debian.org/security/faq
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    Package        : xen
    CVE ID         : CVE-2018-8897 CVE-2018-10471 CVE-2018-10472 CVE-2018-10981 
                     CVE-2018-10982
    
    Multiple vulnerabilities have been discovered in the Xen hypervisor:
    
    CVE-2018-8897
    
        Andy Lutomirski and Nick Peterson discovered that incorrect handling
        of debug exceptions could result in privilege escalation.
    
    CVE-2018-10471
    
        An error was discovered in the mitigations against Meltdown which
        could result in denial of service.
    
    CVE-2018-10472
    
        Anthony Perard discovered that incorrect parsing of CDROM images
        can result in information disclosure.
    
    CVE-2018-10981
    
        Jan Beulich discovered that malformed device models could result
        in denial of service.
    
    CVE-2018-10982
    
        Roger Pau Monne discovered that incorrect handling of high precision
        event timers could result in denial of service and potentially
        privilege escalation.
    
    For the stable distribution (stretch), these problems have been fixed in
    version 4.8.3+comet2+shim4.10.0+comet3-1+deb9u6.
    
    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: This email address is being protected from spambots. You need JavaScript enabled to view it.
    
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