Security update for sssd

Announcement ID: SUSE-SU-2019:0552-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2019-3811 ( SUSE ): 4.1 CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N
  • CVE-2019-3811 ( NVD ): 5.2 CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
  • CVE-2019-3811 ( NVD ): 4.1 CVSS:3.0/AV:A/AC:L/PR:L/UI:N/S:C/C:N/I:L/A:N
Affected Products:
  • SUSE Linux Enterprise Server 12
  • SUSE Linux Enterprise Server 12 LTSS 12
  • SUSE Linux Enterprise Server for SAP Applications 12

An update that solves one vulnerability and has four security fixes can now be installed.

Description:

This update for sssd fixes the following issues:

Security vulnerability fixed:

  • CVE-2019-3811: Fix fallback_homedir returning '/' for empty home directories (bsc#1121759)

Other bug fixes and changes:

  • Skip sdap_save_grpmem() if ignore_group_members is set. (bsc#1082568)
  • Only search for primary group if it is not already cached (bsc#1082568)
  • Install /var/lib/sss/mc directory to correct sssd cache invalidation behaviour. Spec patch authored by Josef Cejka. (bsc#1039567) to fix a segfault in sudo provider (bsc#977224).
  • Fix a segfault in sss_cache (bsc#976038).

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 Server 12 LTSS 12
    zypper in -t patch SUSE-SLE-SERVER-12-2019-552=1

Package List:

  • SUSE Linux Enterprise Server 12 LTSS 12 (ppc64le s390x x86_64)
    • sssd-ipa-1.11.5.1-10.16.1
    • libsss_idmap0-1.11.5.1-10.16.1
    • libsss_sudo-debuginfo-1.11.5.1-10.16.1
    • sssd-krb5-common-debuginfo-1.11.5.1-10.16.1
    • sssd-ad-debuginfo-1.11.5.1-10.16.1
    • sssd-ldap-debuginfo-1.11.5.1-10.16.1
    • sssd-krb5-debuginfo-1.11.5.1-10.16.1
    • sssd-proxy-debuginfo-1.11.5.1-10.16.1
    • python-sssd-config-1.11.5.1-10.16.1
    • libipa_hbac0-1.11.5.1-10.16.1
    • sssd-1.11.5.1-10.16.1
    • sssd-tools-1.11.5.1-10.16.1
    • libipa_hbac0-debuginfo-1.11.5.1-10.16.1
    • python-sssd-config-debuginfo-1.11.5.1-10.16.1
    • libsss_sudo-1.11.5.1-10.16.1
    • sssd-proxy-1.11.5.1-10.16.1
    • sssd-ad-1.11.5.1-10.16.1
    • sssd-krb5-common-1.11.5.1-10.16.1
    • sssd-debugsource-1.11.5.1-10.16.1
    • sssd-krb5-1.11.5.1-10.16.1
    • sssd-tools-debuginfo-1.11.5.1-10.16.1
    • libsss_idmap0-debuginfo-1.11.5.1-10.16.1
    • sssd-ldap-1.11.5.1-10.16.1
    • sssd-debuginfo-1.11.5.1-10.16.1
    • sssd-ipa-debuginfo-1.11.5.1-10.16.1
  • SUSE Linux Enterprise Server 12 LTSS 12 (s390x x86_64)
    • sssd-32bit-1.11.5.1-10.16.1
    • sssd-debuginfo-32bit-1.11.5.1-10.16.1

References: