Linux Security
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    openSUSE: 2020:1783-1: important: xen

    Date 30 Oct 2020
    430
    Posted By LinuxSecurity Advisories
    An update that fixes four vulnerabilities is now available.
       openSUSE Security Update: Security update for xen
    ______________________________________________________________________________
    
    Announcement ID:    openSUSE-SU-2020:1783-1
    Rating:             important
    References:         #1177409 #1177412 #1177413 #1177414 
    Cross-References:   CVE-2020-27670 CVE-2020-27671 CVE-2020-27672
                        CVE-2020-27673
    Affected Products:
                        openSUSE Leap 15.2
    ______________________________________________________________________________
    
       An update that fixes four vulnerabilities is now available.
    
    Description:
    
       This update for xen fixes the following issues:
    
       - bsc#1177409 - VUL-0: CVE-2020-27673: xen: x86 PV guest INVLPG-like
         flushes may leave stale TLB entries (XSA-286)
       - bsc#1177412 - VUL-0: CVE-2020-27672: xen: Race condition in Xen mapping
         code (XSA-345)
       - bsc#1177413 - VUL-0: CVE-2020-27671: xen: undue deferral of IOMMU TLB
         flushes (XSA-346)
       - bsc#1177414 - VUL-0: CVE-2020-27670: xen: unsafe AMD IOMMU page table
         updates (XSA-347)
    
       This update was imported from the SUSE:SLE-15-SP2:Update update project.
    
    
    Patch Instructions:
    
       To install this openSUSE Security Update use the SUSE recommended installation methods
       like YaST online_update or "zypper patch".
    
       Alternatively you can run the command listed for your product:
    
       - openSUSE Leap 15.2:
    
          zypper in -t patch openSUSE-2020-1783=1
    
    
    
    Package List:
    
       - openSUSE Leap 15.2 (i586 x86_64):
    
          xen-debugsource-4.13.1_10-lp152.2.12.1
          xen-devel-4.13.1_10-lp152.2.12.1
          xen-libs-4.13.1_10-lp152.2.12.1
          xen-libs-debuginfo-4.13.1_10-lp152.2.12.1
          xen-tools-domU-4.13.1_10-lp152.2.12.1
          xen-tools-domU-debuginfo-4.13.1_10-lp152.2.12.1
    
       - openSUSE Leap 15.2 (noarch):
    
          xen-tools-xendomains-wait-disk-4.13.1_10-lp152.2.12.1
    
       - openSUSE Leap 15.2 (x86_64):
    
          xen-4.13.1_10-lp152.2.12.1
          xen-doc-html-4.13.1_10-lp152.2.12.1
          xen-libs-32bit-4.13.1_10-lp152.2.12.1
          xen-libs-32bit-debuginfo-4.13.1_10-lp152.2.12.1
          xen-tools-4.13.1_10-lp152.2.12.1
          xen-tools-debuginfo-4.13.1_10-lp152.2.12.1
    
    
    References:
    
       https://www.suse.com/security/cve/CVE-2020-27670.html
       https://www.suse.com/security/cve/CVE-2020-27671.html
       https://www.suse.com/security/cve/CVE-2020-27672.html
       https://www.suse.com/security/cve/CVE-2020-27673.html
       https://bugzilla.suse.com/1177409
       https://bugzilla.suse.com/1177412
       https://bugzilla.suse.com/1177413
       https://bugzilla.suse.com/1177414
    
    -- 
    

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