openSUSE-SU-2026:21321-1: important: Security update for go1.26-openssl

openSUSE security update: security update for go1.26-openssl
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Announcement ID: openSUSE-SU-2026:21321-1
Rating: important
References:

  * bsc#1245878
  * bsc#1255111
  * bsc#1264395
  * bsc#1271014
  * bsc#1271015



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-2026-42505 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected Products:

         openSUSE Leap 16.0

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An update that solves 2 vulnerabilities and has 5 bug 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 openSUSE security update use the suse recommended installation methods
   like YaST online_update or "zypper patch".
   Alternatively you can run the command listed for your product:

- openSUSE Leap 16.0

   zypper in -t patch openSUSE-Leap-16.0-1225=1

Package List:

- openSUSE Leap 16.0:

  go1.26-openssl-1.26.5-160000.1.1
  go1.26-openssl-doc-1.26.5-160000.1.1
  go1.26-openssl-race-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