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SUSE Linux 16.0 Himmelblau Local Privilege Escalation CVE-2026-34397

suse
Calendar Grey May 4, 2026
Dist Suse Esm H88
SUSE releases a security advisory for himmelblau with a moderate severity fix for local privilege escalation.
An update that solves one vulnerability and has one fix can now be installed.

Summary

## 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)

Topics%20covered

Topics Covered

security advisory moderate local privilege escalation SuSE himmelblau cve-2026-34397

References

* bsc#1261324

* bsc#1261613

Cross-

* CVE-2026-34397

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.

##

* https://www.suse.com/security/cve/CVE-2026-34397.html

* https://bugzilla.suse.com/show_bug.cgi?id=1261324

* https://bugzilla.suse.com/show_bug.cgi?id=1261613

Announcement ID: SUSE-SU-2026:21437-1
Release Date: 2026-04-30T17:06:48Z
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate local privilege escalation SuSE himmelblau cve-2026-34397

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