SUSE alert SUSE-SU-2026:21376-1 (google-guest-agent)

From:
             
 
SLE-SECURITY-UPDATES <null@suse.de>
To:
             
 
sle-security-updates@lists.suse.com
Subject:
             
 
SUSE-SU-2026:21376-1: important: Security update for google-guest-agent
Date:
             
 
Tue, 28 Apr 2026 16:31:48 -0000
Message-ID:
             
 
<177739390898.48.11856383651732829147@9e3d0d49577d>


# Security update for google-guest-agent

Announcement ID: SUSE-SU-2026:21376-1  
Release Date: 2026-04-22T10:52:20Z  
Rating: important  
References:

  * bsc#1234563
  * bsc#1236533
  * bsc#1239763
  * bsc#1239866
  * bsc#1243254
  * bsc#1243505

  
Cross-References:

  * CVE-2023-45288
  * CVE-2024-45337

  
CVSS scores:

  * CVE-2023-45288 ( 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-2023-45288 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2023-45288 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2024-45337 ( SUSE ):  8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2024-45337 ( 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 Enterprise Server 16.0
  * SUSE Linux Enterprise Server for SAP applications 16.0

  
  
An update that solves two vulnerabilities and has four fixes can now be
installed.

## Description:

This update for google-guest-agent fixes the following issues:

Update to version 20250506.01 (bsc#1243254, bsc#1243505).

Security issues fixed:

  * CVE-2024-45337: golang.org/x/crypto/ssh: misuse of the
    ServerConfig.PublicKeyCallback callback can lead to authorization bypass in
    applications (bsc#1234563).
  * CVE-2023-45288: golang.org/x/net/http2: no limit set for number of HTTP/2
    CONTINUATION frames that can be read for an HTTP/2 request can lead to
    excessive CPU consumption and a DoS (bsc#1236533).

Other updates and bugfixes:

  * Version 20250506.01:
  * Make sure agent added connections are activated by NM (#534)
  * Version 20250506.00:
  * Wrap NSS cache refresh in a goroutine (#533)
  * Version 20250502.01:
  * Wicked: Only reload interfaces for which configurations are written or
    changed. (#524)
  * Version 20250502.00:
  * Add AuthorizedKeysCompat to windows packaging (#530)
  * Remove error messages from gce_workload_cert_refresh and metadata script
    runner (#527)
  * Update guest-logging-go dependency (#526)
  * Add 'created-by' metadata, and pass it as option to logging library (#508)
  * Revert "oslogin: Correctly handle newlines at the end of modified files
    (#520)" (#523)
  * Re-enable disabled services if the core plugin was enabled (#522)
  * Enable guest services on package upgrade (#519)
  * oslogin: Correctly handle newlines at the end of modified files (#520)
  * Fix core plugin path (#518)
  * Fix package build issues (#517)
  * Fix dependencies ran go mod tidy -v (#515)
  * Fix debian build path (#514)
  * Bundle compat metadata script runner binary in package (#513)
  * Bump golang.org/x/net from 0.27.0 to 0.36.0 (#512)
  * Update startup/shutdown services to launch compat manager (#503)
  * Bundle new gce metadata script runner binary in agent package (#502)
  * Revert "Revert bundling new binaries in the package (#509)" (#511)
  * Version 20250418.00:
  * Re-enable disabled services if the core plugin was enabled (#521)
  * Version 20250414.00:
  * Add AuthorizedKeysCompat to windows packaging (#530)
  * Remove error messages from gce_workload_cert_refresh and metadata script
    runner (#527)
  * Update guest-logging-go dependency (#526)
  * Add 'created-by' metadata, and pass it as option to logging library (#508)
  * Revert "oslogin: Correctly handle newlines at the end of modified files
    (#520)" (#523)
  * Re-enable disabled services if the core plugin was enabled (#522)
  * Enable guest services on package upgrade (#519)
  * oslogin: Correctly handle newlines at the end of modified files (#520)
  * Fix core plugin path (#518)
  * Fix package build issues (#517)
  * Fix dependencies ran go mod tidy -v (#515)
  * Fix debian build path (#514)
  * Bundle compat metadata script runner binary in package (#513)
  * Bump golang.org/x/net from 0.27.0 to 0.36.0 (#512)
  * Update startup/shutdown services to launch compat manager (#503)
  * Bundle new gce metadata script runner binary in agent package (#502)
  * Revert "Revert bundling new binaries in the package (#509)" (#511)
  * Version 20250327.01 (bsc#1239763, bsc#1239866):
  * Remove error messages from gce_workload_cert_refresh and metadata script
    runner (#527)
  * Version 20250327.00:
  * Update guest-logging-go dependency (#526)
  * Add 'created-by' metadata, and pass it as option to logging library (#508)
  * Revert "oslogin: Correctly handle newlines at the end of modified files
    (#520)" (#523)
  * Re-enable disabled services if the core plugin was enabled (#522)
  * Enable guest services on package upgrade (#519)
  * oslogin: Correctly handle newlines at the end of modified files (#520)
  * Fix core plugin path (#518)
  * Fix package build issues (#517)
  * Fix dependencies ran go mod tidy -v (#515)
  * Fix debian build path (#514)
  * Bundle compat metadata script runner binary in package (#513)
  * Bump golang.org/x/net from 0.27.0 to 0.36.0 (#512)
  * Update startup/shutdown services to launch compat manager (#503)
  * Bundle new gce metadata script runner binary in agent package (#502)
  * Revert "Revert bundling new binaries in the package (#509)" (#511)
  * Version 20250326.00:
  * Re-enable disabled services if the core plugin was enabled (#521)
  * Version 20250324.00:
  * Enable guest services on package upgrade (#519)
  * oslogin: Correctly handle newlines at the end of modified files (#520)
  * Fix core plugin path (#518)
  * Fix package build issues (#517)
  * Fix dependencies ran go mod tidy -v (#515)
  * Fix debian build path (#514)
  * Bundle compat metadata script runner binary in package (#513)
  * Bump golang.org/x/net from 0.27.0 to 0.36.0 (#512)
  * Update startup/shutdown services to launch compat manager (#503)
  * Bundle new gce metadata script runner binary in agent package (#502)
  * Revert "Revert bundling new binaries in the package (#509)" (#511)
  * Revert bundling new binaries in the package (#509)
  * Fix typo in windows build script (#501)
  * Include core plugin binary for all packages (#500)
  * Start packaging compat manager (#498)
  * Start bundling ggactl_plugin_cleanup binary in all agent packages (#492)
  * scripts: introduce a wrapper to locally build deb package (#490)
  * Introduce compat-manager systemd unit (#497)
  * Version 20250317.00:
  * Revert "Revert bundling new binaries in the package (#509)" (#511)
  * Revert bundling new binaries in the package (#509)
  * Fix typo in windows build script (#501)
  * Include core plugin binary for all packages (#500)
  * Start packaging compat manager (#498)
  * Start bundling ggactl_plugin_cleanup binary in all agent packages (#492)
  * scripts: introduce a wrapper to locally build deb package (#490)
  * Introduce compat-manager systemd unit (#497)
  * Version 20250312.00:
  * Revert bundling new binaries in the package (#509)
  * Fix typo in windows build script (#501)
  * Include core plugin binary for all packages (#500)
  * Start packaging compat manager (#498)
  * Start bundling ggactl_plugin_cleanup binary in all agent packages (#492)
  * scripts: introduce a wrapper to locally build deb package (#490)
  * Introduce compat-manager systemd unit (#497)
  * Version 20250305.00:
  * Revert bundling new binaries in the package (#509)
  * Fix typo in windows build script (#501)
  * Include core plugin binary for all packages (#500)
  * Start packaging compat manager (#498)
  * Start bundling ggactl_plugin_cleanup binary in all agent packages (#492)
  * scripts: introduce a wrapper to locally build deb package (#490)
  * Introduce compat-manager systemd unit (#497)
  * Version 20250304.01:
  * Fix typo in windows build script (#501)
  * Version 20250214.01:
  * Include core plugin binary for all packages (#500)
  * Version 20250212.00:
  * Start packaging compat manager (#498)
  * Start bundling ggactl_plugin_cleanup binary in all agent packages (#492)
  * Version 20250211.00:
  * scripts: introduce a wrapper to locally build deb package (#490)
  * Introduce compat-manager systemd unit (#497)
  * Version 20250207.00:
  * vlan: toggle vlan configuration in debian packaging (#495)
  * vlan: move config out of unstable section (#494)
  * Add clarification to comments regarding invalid NICs and the `invalid` tag.
    (#493)
  * Include interfaces in lists even if it has an invalid MAC. (#489)
  * Fix windows package build failures (#491)
  * vlan: don't index based on the vlan ID (#486)
  * Revert PR #482 (#488)
  * Remove Amy and Zach from OWNERS (#487)
  * Skip interfaces in interfaceNames() instead of erroring if there is an
    (#482)
  * Fix Debian packaging if guest agent manager is not checked out (#485)
  * Version 20250204.02:
  * force concourse to move version forward.
  * Version 20250204.01:
  * vlan: toggle vlan configuration in debian packaging (#495)
  * Version 20250204.00:
  * vlan: move config out of unstable section (#494)
  * Add clarification to comments regarding invalid NICs and the `invalid` tag.
    (#493)
  * Version 20250203.01:
  * Include interfaces in lists even if it has an invalid MAC. (#489)
  * Version 20250203.00:
  * Fix windows package build failures (#491)
  * vlan: don't index based on the vlan ID (#486)
  * Revert PR #482 (#488)
  * Remove Amy and Zach from OWNERS (#487)
  * Skip interfaces in interfaceNames() instead of erroring if there is an
    (#482)
  * Fix Debian packaging if guest agent manager is not checked out (#485)
  * Version 20250122.00:
  * networkd(vlan): remove the interface in addition to config (#468)
  * Implement support for vlan dynamic removal, update dhclient to remove only
    if configured (#465)
  * Update logging library (#479)
  * Remove Pat from owners file. (#478)

## 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 16.0  
    zypper in -t patch SUSE-SLES-16.0-621=1

  * SUSE Linux Enterprise Server for SAP applications 16.0  
    zypper in -t patch SUSE-SLES-16.0-621=1

## Package List:

  * SUSE Linux Enterprise Server 16.0 (aarch64 x86_64)
    * google-guest-agent-20250506.01-160000.1.1
  * SUSE Linux Enterprise Server for SAP applications 16.0 (x86_64)
    * google-guest-agent-20250506.01-160000.1.1

## References:

  * https://www.suse.com/security/cve/CVE-2023-45288.html
  * https://www.suse.com/security/cve/CVE-2024-45337.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1234563
  * https://bugzilla.suse.com/show_bug.cgi?id=1236533
  * https://bugzilla.suse.com/show_bug.cgi?id=1239763
  * https://bugzilla.suse.com/show_bug.cgi?id=1239866
  * https://bugzilla.suse.com/show_bug.cgi?id=1243254
  * https://bugzilla.suse.com/show_bug.cgi?id=1243505



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