Security update for systemd

Announcement ID: SUSE-SU-2021:2404-1
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2021-33910 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • CVE-2021-33910 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Affected Products:
  • Basesystem Module 15-SP2
  • SUSE Linux Enterprise Desktop 15 SP2
  • SUSE Linux Enterprise High Performance Computing 15 SP2
  • SUSE Linux Enterprise Real Time 15 SP2
  • 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 SP2
  • SUSE Manager Proxy 4.1
  • SUSE Manager Retail Branch Server 4.1
  • SUSE Manager Server 4.1

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

Description:

This update for systemd fixes the following issues:

  • CVE-2021-33910: Fixed a denial of service in systemd via unit_name_path_escape() (bsc#1188063)
  • Skip udev rules if 'elevator=' is used (bsc#1184994)

Special Instructions and Notes:

  • Please reboot the system after installing this update.

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-SP2
    zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP2-2021-2404=1

Package List:

  • Basesystem Module 15-SP2 (aarch64 ppc64le s390x x86_64)
    • libsystemd0-234-24.90.1
    • libsystemd0-debuginfo-234-24.90.1
    • udev-234-24.90.1
    • libudev1-234-24.90.1
    • systemd-234-24.90.1
    • systemd-coredump-debuginfo-234-24.90.1
    • systemd-coredump-234-24.90.1
    • systemd-debuginfo-234-24.90.1
    • systemd-debugsource-234-24.90.1
    • systemd-sysvinit-234-24.90.1
    • libudev1-debuginfo-234-24.90.1
    • udev-debuginfo-234-24.90.1
    • systemd-container-debuginfo-234-24.90.1
    • systemd-container-234-24.90.1
    • libudev-devel-234-24.90.1
    • systemd-devel-234-24.90.1
  • Basesystem Module 15-SP2 (noarch)
    • systemd-bash-completion-234-24.90.1
  • Basesystem Module 15-SP2 (x86_64)
    • libudev1-32bit-234-24.90.1
    • systemd-32bit-234-24.90.1
    • libudev1-32bit-debuginfo-234-24.90.1
    • systemd-32bit-debuginfo-234-24.90.1
    • libsystemd0-32bit-debuginfo-234-24.90.1
    • libsystemd0-32bit-234-24.90.1

References: