Security update for permissions

SUSE Security Update: Security update for permissions
Announcement ID: SUSE-SU-2019:3182-1
Rating: moderate
References: #1093414 #1150734 #1157198
Cross-References: CVE-2019-3688 CVE-2019-3690
Affected Products:
  • SUSE Linux Enterprise Module for Basesystem 15

An update that solves two vulnerabilities and has one errata is now available.

Description:

This update for permissions fixes the following issues:

  • 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).
  • Fixed a regression which caused sagmentation fault (bsc#1157198).

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 Basesystem 15:
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-2019-3182=1

Package List:

  • SUSE Linux Enterprise Module for Basesystem 15 (aarch64 ppc64le s390x x86_64):
    • permissions-20180125-3.18.1
    • permissions-debuginfo-20180125-3.18.1
    • permissions-debugsource-20180125-3.18.1

References: