Security update for tar

SUSE Security Update: Security update for tar
Announcement ID: SUSE-SU-2019:0926-1
Rating: moderate
References: #1120610 #1130496
Cross-References: CVE-2018-20482 CVE-2019-9923
Affected Products:
  • SUSE Linux Enterprise Module for Open Buildservice Development Tools 15
  • SUSE Linux Enterprise Module for Basesystem 15

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 Module for Open Buildservice Development Tools 15:
    zypper in -t patch SUSE-SLE-Module-Development-Tools-OBS-15-2019-926=1
  • SUSE Linux Enterprise Module for Basesystem 15:
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-2019-926=1

Package List:

  • SUSE Linux Enterprise Module for Open Buildservice Development Tools 15 (aarch64 ppc64le s390x x86_64):
    • tar-debuginfo-1.30-3.3.2
    • tar-debugsource-1.30-3.3.2
    • tar-tests-1.30-3.3.2
    • tar-tests-debuginfo-1.30-3.3.2
  • SUSE Linux Enterprise Module for Open Buildservice Development Tools 15 (noarch):
    • tar-backup-scripts-1.30-3.3.2
    • tar-doc-1.30-3.3.2
  • SUSE Linux Enterprise Module for Basesystem 15 (aarch64 ppc64le s390x x86_64):
    • tar-1.30-3.3.2
    • tar-debuginfo-1.30-3.3.2
    • tar-debugsource-1.30-3.3.2
    • tar-rmt-1.30-3.3.2
    • tar-rmt-debuginfo-1.30-3.3.2
  • SUSE Linux Enterprise Module for Basesystem 15 (noarch):
    • tar-lang-1.30-3.3.2

References: