SUSE: 2019:3260-1 important: the Linux Kernel (Live Patch 29 for SLE 12 SP2)

    Date11 Dec 2019
    CategorySuSE
    196
    Posted ByLinuxSecurity Advisories
    An update that fixes three vulnerabilities is now available.
    
       SUSE Security Update: Security update for the Linux Kernel (Live Patch 29 for SLE 12 SP2)
    ______________________________________________________________________________
    
    Announcement ID:    SUSE-SU-2019:3260-1
    Rating:             important
    References:         #1153108 #1156321 #1156331 
    Cross-References:   CVE-2018-20856 CVE-2019-10220 CVE-2019-13272
                       
    Affected Products:
                        SUSE Linux Enterprise Server for SAP 12-SP2
                        SUSE Linux Enterprise Server 12-SP2-LTSS
    ______________________________________________________________________________
    
       An update that fixes three vulnerabilities is now available.
    
    Description:
    
       This update for the Linux Kernel 4.4.121-92_109 fixes several issues.
    
       The following security issues were fixed:
    
       - CVE-2018-20856: Fixed a use-after-free in __blk_drain_queue() due to an
         improper error handling (bsc#1156331).
       - CVE-2019-13272: Fixed a privilege escalation from user to root due to
         improper handling of credentials by leveraging certain scenarios with a
         parent-child process relationship (bsc#1156321).
       - CVE-2019-10220: Fixed an issue where samba servers could inject relative
         paths in directory entry lists (bsc#1153108).
    
    
    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-SP2-2019-3259=1 SUSE-SLE-SAP-12-SP2-2019-3260=1
    
       - SUSE Linux Enterprise Server 12-SP2-LTSS:
    
          zypper in -t patch SUSE-SLE-SERVER-12-SP2-2019-3259=1 SUSE-SLE-SERVER-12-SP2-2019-3260=1
    
    
    
    Package List:
    
       - SUSE Linux Enterprise Server for SAP 12-SP2 (ppc64le x86_64):
    
          kgraft-patch-4_4_121-92_104-default-7-2.5
          kgraft-patch-4_4_121-92_109-default-7-2.5
    
       - SUSE Linux Enterprise Server 12-SP2-LTSS (ppc64le x86_64):
    
          kgraft-patch-4_4_121-92_104-default-7-2.5
          kgraft-patch-4_4_121-92_109-default-7-2.5
    
    
    References:
    
       https://www.suse.com/security/cve/CVE-2018-20856.html
       https://www.suse.com/security/cve/CVE-2019-10220.html
       https://www.suse.com/security/cve/CVE-2019-13272.html
       https://bugzilla.suse.com/1153108
       https://bugzilla.suse.com/1156321
       https://bugzilla.suse.com/1156331
    
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