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SUSE Linux Micro Ignition Important Update CVE-2026-33186 Fix 2026-21128-1

suse
Calendar Grey April 17, 2026
Dist Suse Esm H88
Important SUSE update for ignition resolves authorization bypass issue. Install to enhance system security.
An update that solves one vulnerability can now be installed.

Summary

## This update for ignition fixes the following issue: * CVE-2026-33186: Fixed an authorization bypass due to improper validation of the HTTP/2: path pseudo-header (bsc#1260251). ## 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 Micro 6.0 zypper in -t patch SUSE-SLE-Micro-6.0-668=1 ## Package List: * SUSE Linux Micro 6.0 (aarch64 s390x x86_64) * ignition-debuginfo-2.19.0-3.1 * ignition-2.19.0-3.1

Topics%20covered

Topics Covered

security advisory SuSE important authorization bypass SUSE Linux Micro cve-2026-33186

References

* bsc#1260251

Cross-

* CVE-2026-33186

CVSS scores:

* CVE-2026-33186 ( SUSE ): 8.6

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N

* CVE-2026-33186 ( SUSE ): 8.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

* CVE-2026-33186 ( NVD ): 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Affected Products:

* SUSE Linux Micro 6.0

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2026-33186.html

* https://bugzilla.suse.com/show_bug.cgi?id=1260251

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:21128-1
Release Date: 2026-04-14T08:01:42Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE important authorization bypass SUSE Linux Micro cve-2026-33186

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