Security update for shadow

Announcement ID: SUSE-SU-2024:1007-2
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2023-29383 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • CVE-2023-29383 ( NVD ): 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N
  • CVE-2023-4641 ( SUSE ): 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
  • CVE-2023-4641 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected Products:
  • SUSE Linux Enterprise Micro 5.5

An update that solves two vulnerabilities and has seven security fixes can now be installed.

Description:

This update for shadow fixes the following issues:

  • CVE-2023-29383: Fixed apparent /etc/shadow manipulation via chfn (bsc#1210507).
  • CVE-2023-4641: Fixed possible password leak during passwd(1) change (bsc#1214806).

The following non-security bugs were fixed:

  • bsc#1176006: Fix chage date miscalculation
  • bsc#1188307: Fix passwd segfault
  • bsc#1203823: Remove pam_keyinit from PAM config files
  • bsc#1213189: Change lock mechanism to file locking to prevent lock files after power interruptions
  • bsc#1206627: Add --prefix support to passwd, chpasswd and chage
  • bsc#1205502: useradd audit event user id field cannot be interpretedd

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 Micro 5.5
    zypper in -t patch SUSE-SLE-Micro-5.5-2024-1007=1

Package List:

  • SUSE Linux Enterprise Micro 5.5 (noarch)
    • login_defs-4.8.1-150500.3.3.1
  • SUSE Linux Enterprise Micro 5.5 (aarch64 ppc64le s390x x86_64)
    • shadow-4.8.1-150500.3.3.1
    • shadow-debugsource-4.8.1-150500.3.3.1
    • shadow-debuginfo-4.8.1-150500.3.3.1

References: