SUSE Security Update: Security update for tar
______________________________________________________________________________

Announcement ID:    SUSE-SU-2020:2806-1
Rating:             moderate
References:         #1120610 #1130496 
Cross-References:   CVE-2018-20482 CVE-2019-9923
Affected Products:
                    SUSE Linux Enterprise Server 12-SP5
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   An update that fixes two vulnerabilities is now available.

Description:

   This update for tar fixes the following issues:

   Security issues fixed:

   - CVE-2019-9923: Fixed a denial of service while parsing certain archives
     with malformed extended headers in pax_decode_header() (bsc#1130496).
   - CVE-2018-20482: Fixed a denial of service when the '--sparse'
 option
     mishandles file shrinkage during read access (bsc#1120610).


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 12-SP5:

      zypper in -t patch SUSE-SLE-SERVER-12-SP5-2020-2806=1



Package List:

   - SUSE Linux Enterprise Server 12-SP5 (aarch64 ppc64le s390x x86_64):

      tar-1.27.1-15.6.3
      tar-debuginfo-1.27.1-15.6.3
      tar-debugsource-1.27.1-15.6.3

   - SUSE Linux Enterprise Server 12-SP5 (noarch):

      tar-lang-1.27.1-15.6.3


References:

   https://www.suse.com/security/cve/CVE-2018-20482.html
   https://www.suse.com/security/cve/CVE-2019-9923.html
   https://bugzilla.suse.com/1120610
   https://bugzilla.suse.com/1130496

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