SUSE-SU-2026:22641-1: important: Security update for go1.26-openssl

[SLE-UPDATES]

# Security update for go1.26-openssl

Announcement ID: SUSE-SU-2026:22641-1  
Release Date: 2026-07-13T13:59:29Z  
Rating: important  
References:

  * bsc#1245878
  * bsc#1255111
  * bsc#1264395
  * bsc#1271014
  * bsc#1271015
  * jsc#PED-1962
  * jsc#SLE-18320

  
Cross-References:

  * CVE-2026-39822
  * CVE-2026-42505

  
CVSS scores:

  * CVE-2026-39822 ( SUSE ):  7.7 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
  * CVE-2026-39822 ( NVD ):  7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-42505 ( SUSE ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
  * CVE-2026-42505 ( NVD ):  5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/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, contains two features and has three
fixes can now be installed.

## Description:

This update for go1.26-openssl fixes the following issues

  * Update to version go1.26.5 (bsc#1255111).
  * CVE-2026-39822: os: Root escape via symlink plus trailing slash
    (bsc#1271014).
  * CVE-2026-42505: crypto/tls: omit PSK in ECH outer client hello
    (bsc#1271015).

## 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-16.0-1225=1

  * SUSE Linux Enterprise Server for SAP applications 16.0  
    zypper in -t patch SUSE-SLES-16.0-1225=1

## Package List:

  * SUSE Linux Enterprise Server for SAP applications 16.0 (ppc64le x86_64)
    * go1.26-openssl-1.26.5-160000.1.1
    * go1.26-openssl-race-1.26.5-160000.1.1
    * go1.26-openssl-doc-1.26.5-160000.1.1
  * SUSE Linux Enterprise Server 16.0 (aarch64 ppc64le s390x x86_64)
    * go1.26-openssl-1.26.5-160000.1.1
    * go1.26-openssl-race-1.26.5-160000.1.1
    * go1.26-openssl-doc-1.26.5-160000.1.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-39822.html
  * https://www.suse.com/security/cve/CVE-2026-42505.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1245878
  * https://bugzilla.suse.com/show_bug.cgi?id=1255111
  * https://bugzilla.suse.com/show_bug.cgi?id=1264395
  * https://bugzilla.suse.com/show_bug.cgi?id=1271014
  * https://bugzilla.suse.com/show_bug.cgi?id=1271015
  * https://jira.suse.com/browse/PED-1962
  * https://jira.suse.com/browse/SLE-18320

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