SUSE-SU-2026:21756-1: important: Security update for mcphost

Tue May 26 20:32:00 UTC 2026

# Security update for mcphost

Announcement ID: SUSE-SU-2026:21756-1  
Release Date: 2026-05-22T11:50:52Z  
Rating: important  
References:

  * bsc#1253952
  * bsc#1260224
  * bsc#1264759
  * bsc#1264762
  * bsc#1265274
  * bsc#1265275

Cross-References:

  * CVE-2025-30153
  * CVE-2025-47913
  * CVE-2025-47914
  * CVE-2025-58181
  * CVE-2026-32285
  * CVE-2026-33186

CVSS scores:

  * CVE-2025-30153 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-30153 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-47913 ( SUSE ):  8.7
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2025-47913 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-47913 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2025-47914 ( SUSE ):  6.9
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2025-47914 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2025-47914 ( NVD ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2025-58181 ( SUSE ):  6.9
    CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N
  * CVE-2025-58181 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2025-58181 ( NVD ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-32285 ( SUSE ):  6.8
    CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
  * CVE-2026-32285 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-32285 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * 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 six vulnerabilities can now be installed.

## Description:

This update for mcphost fixes the following issues

  * CVE-2025-30153: github.com/getkin/kin-openapi/openapi3filter: Improper
    Handling of Highly Compressed Data (Data Amplification) in
    github.com/getkin/kin-openapi/openapi3filter (bsc#1264762).
  * CVE-2025-47913: golang.org/x/crypto/ssh/agent: client process termination
    when receiving an unexpected message type in response to a key listing or
    (bsc#1265274).
  * CVE-2025-47914: golang.org/x/crypto/ssh/agent: non validated message size
    can cause a panic due to an out of bounds read (bsc#1265275).
  * CVE-2025-58181: golang.org/x/crypto/ssh: invalidated number of mechanisms
    can cause unbounded memory consumption (bsc#1253952).
  * CVE-2026-32285: github.com/buger/jsonparser: denial of service via malformed
    JSON input (bsc#1264759).
  * CVE-2026-33186: google.golang.org/grpc: authorization bypass due to improper
    validation of the HTTP/2: path pseudo- header (bsc#1260224).

Changes for mcphost:

  * Updated to version 0.34.0
  * Features:
  * Upgrade charmbracelet libs to v2 (bubbletea, lipgloss, bubbles)
  * Add Google Vertex AI support for Claude models
  * Add new models.
  * Fixes:
  * Eliminate escape sequence leak from spinner tea.Program instances.
  * Fix anthropic api issue.
  * Convert JSON Schema draft-07 exclusive bounds to draft-04 format.
  * Upgrade all dependencies to latest versions, resolve security issues and to
    obtain Go 1.26 compatibility.

## 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 6.2  
    zypper in -t patch SUSE-SL-Micro-6.2-794=1

## Package List:

  * SUSE Linux Micro 6.2 (aarch64 ppc64le s390x x86_64)
    * mcphost-0.34.0-160000.1.1
    * mcphost-debuginfo-0.34.0-160000.1.1

## References:

  * https://www.suse.com/security/cve/CVE-2025-30153.html
  * https://www.suse.com/security/cve/CVE-2025-47913.html
  * https://www.suse.com/security/cve/CVE-2025-47914.html
  * https://www.suse.com/security/cve/CVE-2025-58181.html
  * https://www.suse.com/security/cve/CVE-2026-32285.html
  * https://www.suse.com/security/cve/CVE-2026-33186.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1253952
  * https://bugzilla.suse.com/show_bug.cgi?id=1260224
  * https://bugzilla.suse.com/show_bug.cgi?id=1264759
  * https://bugzilla.suse.com/show_bug.cgi?id=1264762
  * https://bugzilla.suse.com/show_bug.cgi?id=1265274
  * https://bugzilla.suse.com/show_bug.cgi?id=1265275

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