Security update for permissions

Announcement ID: SUSE-SU-2019:3183-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2019-3688 ( SUSE ): 5.1 CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
  • CVE-2019-3688 ( NVD ): 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
  • CVE-2019-3690 ( SUSE ): 6.8 CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:N
  • CVE-2019-3690 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:
  • SUSE Linux Enterprise Desktop 12 SP4
  • SUSE Linux Enterprise High Performance Computing 12 SP4
  • SUSE Linux Enterprise High Performance Computing 12 SP5
  • SUSE Linux Enterprise Server 12 SP4
  • SUSE Linux Enterprise Server 12 SP5
  • SUSE Linux Enterprise Server for SAP Applications 12 SP4
  • SUSE Linux Enterprise Server for SAP Applications 12 SP5

An update that solves two vulnerabilities and has three security fixes can now be installed.

Description:

This update for permissions fixes the following issues:

Security issues fixed:

  • CVE-2019-3688: Changed wrong ownership in /usr/sbin/pinger to root:squid which could have allowed a squid user to gain persistence by changing the binary (bsc#1093414).
  • CVE-2019-3690: Fixed a privilege escalation through untrusted symbolic links (bsc#1150734).

Other issue addressed:

  • Corrected a badly constracted file which could have allowed treating of the shell environment as permissions files (bsc#1097665,bsc#1047247).
  • Fixed a regression which caused sagmentation fault (bsc#1157198).

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:

  • SUSE Linux Enterprise Desktop 12 SP4
    zypper in -t patch SUSE-SLE-DESKTOP-12-SP4-2019-3183=1
  • SUSE Linux Enterprise High Performance Computing 12 SP4
    zypper in -t patch SUSE-SLE-SERVER-12-SP4-2019-3183=1
  • SUSE Linux Enterprise Server 12 SP4
    zypper in -t patch SUSE-SLE-SERVER-12-SP4-2019-3183=1
  • SUSE Linux Enterprise Server for SAP Applications 12 SP4
    zypper in -t patch SUSE-SLE-SERVER-12-SP4-2019-3183=1
  • SUSE Linux Enterprise High Performance Computing 12 SP5
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2019-3183=1
  • SUSE Linux Enterprise Server 12 SP5
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2019-3183=1
  • SUSE Linux Enterprise Server for SAP Applications 12 SP5
    zypper in -t patch SUSE-SLE-SERVER-12-SP5-2019-3183=1

Package List:

  • SUSE Linux Enterprise Desktop 12 SP4 (x86_64)
    • permissions-debugsource-20170707-3.14.1
    • permissions-20170707-3.14.1
    • permissions-debuginfo-20170707-3.14.1
  • SUSE Linux Enterprise High Performance Computing 12 SP4 (aarch64 x86_64)
    • permissions-debugsource-20170707-3.14.1
    • permissions-20170707-3.14.1
    • permissions-debuginfo-20170707-3.14.1
  • SUSE Linux Enterprise Server 12 SP4 (aarch64 ppc64le s390x x86_64)
    • permissions-debugsource-20170707-3.14.1
    • permissions-20170707-3.14.1
    • permissions-debuginfo-20170707-3.14.1
  • SUSE Linux Enterprise Server for SAP Applications 12 SP4 (ppc64le x86_64)
    • permissions-debugsource-20170707-3.14.1
    • permissions-20170707-3.14.1
    • permissions-debuginfo-20170707-3.14.1
  • SUSE Linux Enterprise High Performance Computing 12 SP5 (aarch64 x86_64)
    • permissions-debugsource-20170707-3.14.1
    • permissions-20170707-3.14.1
    • permissions-debuginfo-20170707-3.14.1
  • SUSE Linux Enterprise Server 12 SP5 (aarch64 ppc64le s390x x86_64)
    • permissions-debugsource-20170707-3.14.1
    • permissions-20170707-3.14.1
    • permissions-debuginfo-20170707-3.14.1
  • SUSE Linux Enterprise Server for SAP Applications 12 SP5 (ppc64le x86_64)
    • permissions-debugsource-20170707-3.14.1
    • permissions-20170707-3.14.1
    • permissions-debuginfo-20170707-3.14.1

References: