Security update for tar

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

An update that fixes two vulnerabilities is now available.


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