SUSE-SU-2026:1320-1: important: Security update for go1.26

SLE-UPDATES null at suse.de
Tue Apr 14 20:30:57 UTC 2026 


# Security update for go1.26

Announcement ID: SUSE-SU-2026:1320-1  
Release Date: 2026-04-14T12:39:44Z  
Rating: important  
References:

  * bsc#1255111
  * bsc#1261653
  * bsc#1261654
  * bsc#1261655
  * bsc#1261656
  * bsc#1261657
  * bsc#1261658
  * bsc#1261659
  * bsc#1261660
  * bsc#1261661
  * bsc#1261662

  
Cross-References:

  * CVE-2026-27140
  * CVE-2026-27143
  * CVE-2026-27144
  * CVE-2026-32280
  * CVE-2026-32281
  * CVE-2026-32282
  * CVE-2026-32283
  * CVE-2026-32288
  * CVE-2026-32289
  * CVE-2026-33810

  
CVSS scores:

  * CVE-2026-27140 ( SUSE ):  7.0 CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2026-27140 ( NVD ):  8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  * CVE-2026-27143 ( SUSE ):  7.4 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-27143 ( NVD ):  9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-27144 ( SUSE ):  5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
  * CVE-2026-27144 ( NVD ):  7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
  * CVE-2026-32280 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-32280 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-32281 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-32281 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-32282 ( SUSE ):  6.3 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
  * CVE-2026-32282 ( NVD ):  6.4 CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:H
  * CVE-2026-32283 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-32283 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  * CVE-2026-32288 ( SUSE ):  4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
  * CVE-2026-32288 ( NVD ):  5.5 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
  * CVE-2026-32289 ( SUSE ):  5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N
  * CVE-2026-32289 ( NVD ):  6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
  * CVE-2026-33810 ( SUSE ):  5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
  * CVE-2026-33810 ( NVD ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

  
Affected Products:

  * Development Tools Module 15-SP7
  * SUSE Linux Enterprise Desktop 15 SP7
  * SUSE Linux Enterprise High Performance Computing 15 SP4
  * SUSE Linux Enterprise High Performance Computing 15 SP5
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5
  * SUSE Linux Enterprise Real Time 15 SP7
  * SUSE Linux Enterprise Server 15 SP4
  * SUSE Linux Enterprise Server 15 SP4 LTSS
  * SUSE Linux Enterprise Server 15 SP5
  * SUSE Linux Enterprise Server 15 SP5 LTSS
  * SUSE Linux Enterprise Server 15 SP6
  * SUSE Linux Enterprise Server 15 SP6 LTSS
  * SUSE Linux Enterprise Server 15 SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7

  
  
An update that solves 10 vulnerabilities and has one security fix can now be
installed.

## Description:

This update for go1.26 fixes the following issues:

  * Update to go1.26.2 (bsc#1255111).
  * CVE-2026-27140: cmd/go: trust layer bypass when using cgo and SWIG
    (bsc#1261653).
  * CVE-2026-27143: cmd/compile: possible memory corruption after bound check
    elimination (bsc#1261654).
  * CVE-2026-27144: cmd/compile: no-op interface conversion bypasses overlap
    checking (bsc#1261655).
  * CVE-2026-32280: crypto/x509: unexpected work during chain building
    (bsc#1261656).
  * CVE-2026-32281: crypto/x509: inefficient policy validation (bsc#1261657).
  * CVE-2026-32282: os: Root.Chmod can follow symlinks out of the root on Linux
    (bsc#1261658).
  * CVE-2026-32283: crypto/tls: multiple key update handshake messages can cause
    connection to deadlock (bsc#1261659).
  * CVE-2026-32288: archive/tar: unbounded allocation when parsing old format
    GNU sparse map (bsc#1261660).
  * CVE-2026-32289: html/template: JS template literal context incorrectly
    tracked (bsc#1261661).
  * CVE-2026-33810: crypto/x509: excluded DNS constraints not properly applied
    to wildcard domains (bsc#1261662).

## 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:

  * Development Tools Module 15-SP7  
    zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP7-2026-1320=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-ESPOS-2026-1320=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP4-LTSS-2026-1320=1

  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-ESPOS-2026-1320=1

  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5  
    zypper in -t patch SUSE-SLE-Product-HPC-15-SP5-LTSS-2026-1320=1

  * SUSE Linux Enterprise Server 15 SP4 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP4-LTSS-2026-1320=1

  * SUSE Linux Enterprise Server 15 SP5 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP5-LTSS-2026-1320=1

  * SUSE Linux Enterprise Server 15 SP6 LTSS  
    zypper in -t patch SUSE-SLE-Product-SLES-15-SP6-LTSS-2026-1320=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP4  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP4-2026-1320=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP5  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP5-2026-1320=1

  * SUSE Linux Enterprise Server for SAP Applications 15 SP6  
    zypper in -t patch SUSE-SLE-Product-SLES_SAP-15-SP6-2026-1320=1

## Package List:

  * Development Tools Module 15-SP7 (aarch64 ppc64le s390x x86_64)
    * go1.26-race-1.26.2-150000.1.9.1
    * go1.26-1.26.2-150000.1.9.1
    * go1.26-doc-1.26.2-150000.1.9.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP4 (aarch64
    x86_64)
    * go1.26-race-1.26.2-150000.1.9.1
    * go1.26-1.26.2-150000.1.9.1
    * go1.26-doc-1.26.2-150000.1.9.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP4 (aarch64
    x86_64)
    * go1.26-race-1.26.2-150000.1.9.1
    * go1.26-1.26.2-150000.1.9.1
    * go1.26-doc-1.26.2-150000.1.9.1
  * SUSE Linux Enterprise High Performance Computing ESPOS 15 SP5 (aarch64
    x86_64)
    * go1.26-race-1.26.2-150000.1.9.1
    * go1.26-1.26.2-150000.1.9.1
    * go1.26-doc-1.26.2-150000.1.9.1
  * SUSE Linux Enterprise High Performance Computing LTSS 15 SP5 (aarch64
    x86_64)
    * go1.26-race-1.26.2-150000.1.9.1
    * go1.26-1.26.2-150000.1.9.1
    * go1.26-doc-1.26.2-150000.1.9.1
  * SUSE Linux Enterprise Server 15 SP4 LTSS (aarch64 ppc64le s390x x86_64)
    * go1.26-race-1.26.2-150000.1.9.1
    * go1.26-1.26.2-150000.1.9.1
    * go1.26-doc-1.26.2-150000.1.9.1
  * SUSE Linux Enterprise Server 15 SP5 LTSS (aarch64 ppc64le s390x x86_64)
    * go1.26-race-1.26.2-150000.1.9.1
    * go1.26-1.26.2-150000.1.9.1
    * go1.26-doc-1.26.2-150000.1.9.1
  * SUSE Linux Enterprise Server 15 SP6 LTSS (aarch64 ppc64le s390x x86_64)
    * go1.26-race-1.26.2-150000.1.9.1
    * go1.26-1.26.2-150000.1.9.1
    * go1.26-doc-1.26.2-150000.1.9.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4 (ppc64le x86_64)
    * go1.26-race-1.26.2-150000.1.9.1
    * go1.26-1.26.2-150000.1.9.1
    * go1.26-doc-1.26.2-150000.1.9.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5 (ppc64le x86_64)
    * go1.26-race-1.26.2-150000.1.9.1
    * go1.26-1.26.2-150000.1.9.1
    * go1.26-doc-1.26.2-150000.1.9.1
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6 (ppc64le x86_64)
    * go1.26-race-1.26.2-150000.1.9.1
    * go1.26-1.26.2-150000.1.9.1
    * go1.26-doc-1.26.2-150000.1.9.1

## References:

  * https://www.suse.com/security/cve/CVE-2026-27140.html
  * https://www.suse.com/security/cve/CVE-2026-27143.html
  * https://www.suse.com/security/cve/CVE-2026-27144.html
  * https://www.suse.com/security/cve/CVE-2026-32280.html
  * https://www.suse.com/security/cve/CVE-2026-32281.html
  * https://www.suse.com/security/cve/CVE-2026-32282.html
  * https://www.suse.com/security/cve/CVE-2026-32283.html
  * https://www.suse.com/security/cve/CVE-2026-32288.html
  * https://www.suse.com/security/cve/CVE-2026-32289.html
  * https://www.suse.com/security/cve/CVE-2026-33810.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1255111
  * https://bugzilla.suse.com/show_bug.cgi?id=1261653
  * https://bugzilla.suse.com/show_bug.cgi?id=1261654
  * https://bugzilla.suse.com/show_bug.cgi?id=1261655
  * https://bugzilla.suse.com/show_bug.cgi?id=1261656
  * https://bugzilla.suse.com/show_bug.cgi?id=1261657
  * https://bugzilla.suse.com/show_bug.cgi?id=1261658
  * https://bugzilla.suse.com/show_bug.cgi?id=1261659
  * https://bugzilla.suse.com/show_bug.cgi?id=1261660
  * https://bugzilla.suse.com/show_bug.cgi?id=1261661
  * https://bugzilla.suse.com/show_bug.cgi?id=1261662

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