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SUSE Linux Micro 6.2 Advisory for Elemental System Agent CVE-2026-33186

suse
Calendar Grey June 9, 2026
Dist Suse Esm H88
Security update for SUSE Linux Micro fixing authorization bypass in elemental-system-agent. Critical vulnerabilities addressed.
An update that solves one vulnerability can now be installed.

Summary

## This update for elemental-system-agent fixes the following issue * CVE-2026-33186: google.golang.org/grpc: authorization bypass due to improper validation of the HTTP/2: path pseudo- header (bsc#1260277). Changes: * Update to version 0.3.16: * setup for immutable releases (#274) * align system-agent image publishing for signed releases (#270) * Bumo github.com/docker/cli to v29.2.0 and go.opentelemetry.io/otel to v1.43.0 * run go mod tidy in /test folder * Bump google.golang.org/grpc from 1.75.0 to 1.79.3 (bsc#1260277 CVE-2026-33186) * Bump github.com/docker/cli in /test * export CATTLE_NODE_NAME if SYSTEM_UPGRADE_NODE_NAME is set * use correct prefix for system-agent binary (#273) * checksum validation (#271) * Add `validate` subcommand for configuration validation (#250) * Update CODEOWNERS

Topics%20covered

Topics Covered

security advisory SuSE important authorization bypass cve-2026-33186 elemental-system-agent

References

* bsc#1260277

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 6.2

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=1260277

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:22053-1
Release Date: 2026-06-08T15:13:37Z
Rating: important

Topics%20covered

Topics Covered

security advisory SuSE important authorization bypass cve-2026-33186 elemental-system-agent

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