Security update for himmelblau

Announcement ID: SUSE-SU-2026:21437-1
Release Date: 2026-04-30T17:06:48Z
Rating: moderate
References:
Cross-References:
CVSS scores:
  • CVE-2026-34397 ( SUSE ): 7.2 CVSS:4.0/AV:L/AC:H/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N
  • CVE-2026-34397 ( SUSE ): 6.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
  • CVE-2026-34397 ( NVD ): 6.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
  • CVE-2026-34397 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Affected Products:
  • SUSE Linux Enterprise Server 16.0
  • SUSE Linux Enterprise Server for SAP applications 16.0

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

Description:

This update for himmelblau fixes the following issues:

Update to version 2.3.9+git0.a9fd29b.

Security issues fixed:

  • CVE-2026-34397: Fixed naming collision that can lead to local privilege escalation (bsc#1261324).

Other updates and bugfixes:

  • update aws-lc-sys to 0.39.0 for security fixes
  • update rustls-webpki to 0.103.10 for CRL revocation fix
  • Version 2.3.9:
  • packaging: fix if/else block for debian's postrm
  • Update apparmor.unix-chkpwd.local (Issue #1252)
  • When Hello user encounters SSPR demand, be permissive
  • add tests for sudo_groups functionality
  • Fix config tests to ignore local host config
  • Do not clear $NOTIFY_SOCKET when calling sd_ready
  • Fix token cache 24h purge
  • broker: use SSO server nonce for PRT only when provided
  • Fix pam_himmelblau blocking local user password changes (#1199)
  • Remove unused File import
  • Use is_ascii_alphanumeric() for account_id validation
  • Fix path traversal in LoadProfilePhoto AccountsService writes
  • Drop initialization tracing span
  • himmelblau-hsm-pin-init: drop RemainAfterExit=yes
  • Add fallback behavior when consent is required
  • qr-greeter: enable extension without socket noise
  • debian: make install/remove noninteractive; reduce QR postinst noise; soften missing hello prt
  • Never respond with BadRequest without error detail
  • deps(rust): bump the all-cargo-updates group across 1 directory with 7 updates

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 for SAP applications 16.0
    zypper in -t patch SUSE-SLES-16.0-664=1
  • SUSE Linux Enterprise Server 16.0
    zypper in -t patch SUSE-SLES-16.0-664=1

Package List:

  • SUSE Linux Enterprise Server for SAP applications 16.0 (x86_64)
    • himmelblau-sso-2.3.9+git0.a9fd29b-160000.1.1
    • libnss_himmelblau2-2.3.9+git0.a9fd29b-160000.1.1
    • himmelblau-2.3.9+git0.a9fd29b-160000.1.1
    • himmelblau-debuginfo-2.3.9+git0.a9fd29b-160000.1.1
    • himmelblau-sso-debuginfo-2.3.9+git0.a9fd29b-160000.1.1
    • pam-himmelblau-2.3.9+git0.a9fd29b-160000.1.1
  • SUSE Linux Enterprise Server for SAP applications 16.0 (noarch)
    • himmelblau-sshd-config-2.3.9+git0.a9fd29b-160000.1.1
    • himmelblau-qr-greeter-2.3.9+git0.a9fd29b-160000.1.1
  • SUSE Linux Enterprise Server 16.0 (aarch64 x86_64)
    • himmelblau-sso-2.3.9+git0.a9fd29b-160000.1.1
    • libnss_himmelblau2-2.3.9+git0.a9fd29b-160000.1.1
    • himmelblau-2.3.9+git0.a9fd29b-160000.1.1
    • himmelblau-debuginfo-2.3.9+git0.a9fd29b-160000.1.1
    • himmelblau-sso-debuginfo-2.3.9+git0.a9fd29b-160000.1.1
    • pam-himmelblau-2.3.9+git0.a9fd29b-160000.1.1
  • SUSE Linux Enterprise Server 16.0 (noarch)
    • himmelblau-sshd-config-2.3.9+git0.a9fd29b-160000.1.1
    • himmelblau-qr-greeter-2.3.9+git0.a9fd29b-160000.1.1

References: