Recommended update for pam and sudo

Announcement ID: SUSE-RU-2020:3462-1
Rating: moderate
References:
Affected Products:
  • Basesystem Module 15-SP2
  • Basesystem Module 15-SP1
  • Development Tools Module 15-SP2
  • Development Tools Module 15-SP1
  • SUSE Linux Enterprise Desktop 15 SP1
  • SUSE Linux Enterprise Desktop 15 SP2
  • SUSE Linux Enterprise High Performance Computing 15 SP1
  • SUSE Linux Enterprise High Performance Computing 15 SP2
  • SUSE Linux Enterprise Real Time 15 SP1
  • SUSE Linux Enterprise Real Time 15 SP2
  • SUSE Linux Enterprise Server 15 SP1
  • SUSE Linux Enterprise Server 15 SP1 Business Critical Linux 15-SP1
  • SUSE Linux Enterprise Server 15 SP2
  • SUSE Linux Enterprise Server 15 SP2 Business Critical Linux 15-SP2
  • SUSE Linux Enterprise Server for SAP Applications 15 SP1
  • SUSE Linux Enterprise Server for SAP Applications 15 SP2
  • SUSE Manager Proxy 4.0
  • SUSE Manager Proxy 4.1
  • SUSE Manager Retail Branch Server 4.0
  • SUSE Manager Retail Branch Server 4.1
  • SUSE Manager Server 4.0
  • SUSE Manager Server 4.1

An update that has three fixes can now be installed.

Description:

This update for pam and sudo fixes the following issue:

pam:

  • pam_xauth: do not free a string which has been successfully passed to putenv. (bsc#1177858)
  • Initialize the local variable daysleft to avoid a misleading warning for password expire days. (bsc#1178727)
  • Run /usr/bin/xauth using the old user's and group's identifiers. (bsc#1174593)

sudo:

  • Fix a problem with pam_xauth which checks effective and real uids to get the real identity of the user. (bsc#1174593)

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:

  • Basesystem Module 15-SP1
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP1-2020-3462=1
  • Basesystem Module 15-SP2
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2020-3462=1
  • Development Tools Module 15-SP1
    zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP1-2020-3462=1
  • Development Tools Module 15-SP2
    zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP2-2020-3462=1

Package List:

  • Basesystem Module 15-SP1 (aarch64 ppc64le s390x x86_64)
    • pam-extra-debuginfo-1.3.0-6.23.1
    • pam-extra-1.3.0-6.23.1
    • sudo-1.8.22-4.12.2
    • sudo-devel-1.8.22-4.12.2
    • sudo-debugsource-1.8.22-4.12.2
    • pam-debugsource-1.3.0-6.23.1
    • sudo-debuginfo-1.8.22-4.12.2
    • pam-debuginfo-1.3.0-6.23.1
    • pam-1.3.0-6.23.1
    • pam-devel-1.3.0-6.23.1
  • Basesystem Module 15-SP1 (noarch)
    • pam-doc-1.3.0-6.23.1
  • Basesystem Module 15-SP1 (x86_64)
    • pam-extra-32bit-debuginfo-1.3.0-6.23.1
    • pam-extra-32bit-1.3.0-6.23.1
    • pam-32bit-1.3.0-6.23.1
    • pam-32bit-debuginfo-1.3.0-6.23.1
  • Basesystem Module 15-SP2 (aarch64 ppc64le s390x x86_64)
    • pam-extra-debuginfo-1.3.0-6.23.1
    • pam-extra-1.3.0-6.23.1
    • sudo-1.8.22-4.12.2
    • sudo-devel-1.8.22-4.12.2
    • sudo-debugsource-1.8.22-4.12.2
    • pam-debugsource-1.3.0-6.23.1
    • sudo-debuginfo-1.8.22-4.12.2
    • pam-debuginfo-1.3.0-6.23.1
    • pam-1.3.0-6.23.1
    • pam-devel-1.3.0-6.23.1
  • Basesystem Module 15-SP2 (noarch)
    • pam-doc-1.3.0-6.23.1
  • Basesystem Module 15-SP2 (x86_64)
    • pam-extra-32bit-debuginfo-1.3.0-6.23.1
    • pam-extra-32bit-1.3.0-6.23.1
    • pam-32bit-1.3.0-6.23.1
    • pam-32bit-debuginfo-1.3.0-6.23.1
  • Development Tools Module 15-SP1 (x86_64)
    • pam-debugsource-1.3.0-6.23.1
    • pam-devel-32bit-1.3.0-6.23.1
    • pam-32bit-debuginfo-1.3.0-6.23.1
  • Development Tools Module 15-SP2 (x86_64)
    • pam-debugsource-1.3.0-6.23.1
    • pam-devel-32bit-1.3.0-6.23.1
    • pam-32bit-debuginfo-1.3.0-6.23.1

References: