Security update for sssd

SUSE Security Update: Security update for sssd
Announcement ID: SUSE-SU-2019:0552-1
Rating: moderate
References: #1039567 #1082568 #1121759 #976038 #977224
Affected Products:
  • SUSE Linux Enterprise Server 12-LTSS

An update that solves one vulnerability and has four fixes is now available.


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

Package List:

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