SUSE-SU-2026:24555-1: important: Security update for google-guest-agent

[SLE-SECURITY-UPDATES]

# Security update for google-guest-agent

Announcement ID: SUSE-SU-2026:24555-1  
Release Date: 2026-10-29T02:23:59Z  
Rating: important  
References:

  * bsc#1253357
  * bsc#1273192
  * bsc#1285283
  * bsc#1286994
  * bsc#1287058
  * bsc#1287137
  * bsc#1287487

  
Cross-References:

  * CVE-2026-78659
  * CVE-2026-78660
  * CVE-2026-78663
  * CVE-2026-78669
  * CVE-2026-97032

  
CVSS scores:

  * CVE-2026-78659 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-78659 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-78660 ( SUSE ):  7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-78660 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
  * CVE-2026-78663 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
  * CVE-2026-78663 ( NVD ):  9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
  * CVE-2026-78669 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-78669 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-97032 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-97032 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * SUSE Linux Micro 6.1

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

## Description:

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

  * CVE-2026-78659: golang.org/x/net/http2: HTTP/2 server memory exhaustion due
    to Trailer headers (bsc#1286994).
  * CVE-2026-78660: golang.org/x/net/http2: HTTP/2 transport accepts malformed
    framing-related headers (bsc#1287058).
  * CVE-2026-78663: golang.org/x/net/http2: double flow control refund on HTTP/2
    server streams (bsc#1287137).
  * CVE-2026-78669: golang.org/x/net/http2: excessive CPU consumption from
    repeated initial window changes (bsc#1285283).
  * CVE-2026-97032: golang.org/x/net/http2: HTTP/2 server crash due to HPACK
    encoder race (bsc#1287487).

Update to version 20261022.00:

  * Update go dependencies (#641)
  * Remove stale Go module version overrides in _service file
  * Ship gce-workload-cert-refresh.timer (bsc#1273192)
  * Wait for new account to become visible before adding to groups (#635)
  * Update golang.org/x/crypto to v0.58.0
  * Update golang.org/x/net to v0.61.0
  * Validate username using unicode.IsSpace to reject all Unicode whitespace
    characters (#637)
  * Update dependencies to latest (#636)
  * fix octal digit comparison in morePermissive (#631)
  * Remove KillMode from google-guest-agent-manager (#629)
  * Fix SUSE Linux Micro 6+ (#628) (bsc#1253357)
  * Exclude irrelevant tests on FreeBSD (#625)
  * Replace abandoned serial dependency (#624)
  * Add build rules for MWLID extension

## 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 6.1  
    zypper in -t patch SUSE-SLE-Micro-6.1-770

## Package List:

  * SUSE Linux Micro 6.1 (aarch64 ppc64le s390x x86_64)
    * google-guest-agent-debuginfo-20261022.00-slfo.1.1_1.1
    * google-guest-agent-20261022.00-slfo.1.1_1.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-78659.html
  * https://www.suse.com/security/cve/CVE-2026-78660.html
  * https://www.suse.com/security/cve/CVE-2026-78663.html
  * https://www.suse.com/security/cve/CVE-2026-78669.html
  * https://www.suse.com/security/cve/CVE-2026-97032.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1253357
  * https://bugzilla.suse.com/show_bug.cgi?id=1273192
  * https://bugzilla.suse.com/show_bug.cgi?id=1285283
  * https://bugzilla.suse.com/show_bug.cgi?id=1286994
  * https://bugzilla.suse.com/show_bug.cgi?id=1287058
  * https://bugzilla.suse.com/show_bug.cgi?id=1287137
  * https://bugzilla.suse.com/show_bug.cgi?id=1287487

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