Security update for tar

Announcement ID: SUSE-SU-2019:0926-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2018-20482 ( SUSE ): 5.5 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  • CVE-2018-20482 ( NVD ): 4.7 CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
  • CVE-2019-9923 ( SUSE ): 3.3 CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
  • CVE-2019-9923 ( NVD ): 7.5 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products:
  • Basesystem Module 15
  • SUSE Linux Enterprise Desktop 15
  • SUSE Linux Enterprise High Performance Computing 15
  • SUSE Linux Enterprise Server 15
  • SUSE Linux Enterprise Server for SAP Applications 15

An update that solves two vulnerabilities can now be installed.

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 update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Alternatively you can run the command listed for your product:

  • Basesystem Module 15
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-2019-926=1

Package List:

  • Basesystem Module 15 (aarch64 ppc64le s390x x86_64)
    • tar-rmt-1.30-3.3.2
    • tar-debuginfo-1.30-3.3.2
    • tar-1.30-3.3.2
    • tar-rmt-debuginfo-1.30-3.3.2
    • tar-debugsource-1.30-3.3.2
  • Basesystem Module 15 (noarch)
    • tar-lang-1.30-3.3.2

References: