SUSE: 2019:2601-1 important: the Linux Kernel (Live Patch 32 for SLE 12 SP2)

    Date08 Oct 2019
    CategorySuSE
    317
    Posted ByLinuxSecurity Advisories
    An update that fixes two vulnerabilities is now available.
    
       SUSE Security Update: Security update for the Linux Kernel (Live Patch 32 for SLE 12 SP2)
    ______________________________________________________________________________
    
    Announcement ID:    SUSE-SU-2019:2601-1
    Rating:             important
    References:         #1102682 #1151021 
    Cross-References:   CVE-2018-5390 CVE-2019-14835
    Affected Products:
                        SUSE Linux Enterprise Server for SAP 12-SP2
                        SUSE Linux Enterprise Server 12-SP2-LTSS
    ______________________________________________________________________________
    
       An update that fixes two vulnerabilities is now available.
    
    Description:
    
       This update for the Linux Kernel 4.4.121-92_120 fixes several issues.
    
       The following security issues were fixed:
    
       - CVE-2019-14835: A buffer overflow flaw was found in the way vhost
         functionality, that translates virtqueue buffers to IOVs, logged the
         buffer descriptors during migration. A privileged guest user able to
         pass descriptors with invalid length to the host when migration is
         underway, could use this flaw to increase their privileges on the host
         (bsc#1151021).
       - CVE-2018-5390: Fixed a denial of service ("SegmentSmack") in
         tcp_collapse_ofo_queue() and tcp_prune_ofo_queue() for every incoming
         packet (bsc#1102682).
    
    
    Patch Instructions:
    
       To install this SUSE 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:
    
       - SUSE Linux Enterprise Server for SAP 12-SP2:
    
          zypper in -t patch SUSE-SLE-SAP-12-SP2-2019-2601=1
    
       - SUSE Linux Enterprise Server 12-SP2-LTSS:
    
          zypper in -t patch SUSE-SLE-SERVER-12-SP2-2019-2601=1
    
    
    
    Package List:
    
       - SUSE Linux Enterprise Server for SAP 12-SP2 (ppc64le x86_64):
    
          kgraft-patch-4_4_121-92_120-default-2-2.1
    
       - SUSE Linux Enterprise Server 12-SP2-LTSS (ppc64le x86_64):
    
          kgraft-patch-4_4_121-92_120-default-2-2.1
    
    
    References:
    
       https://www.suse.com/security/cve/CVE-2018-5390.html
       https://www.suse.com/security/cve/CVE-2019-14835.html
       https://bugzilla.suse.com/1102682
       https://bugzilla.suse.com/1151021
    
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