SUSE-SU-2023:3181-1: important: Security update for go1.20

[sle-security-updates at lists.suse.com]

# Security update for go1.20

Announcement ID: SUSE-SU-2023:3181-1  
Rating: important  
References:

  * #1206346
  * #1213880

  
Cross-References:

  * CVE-2023-29409

  
CVSS scores:

  * CVE-2023-29409 ( SUSE ):  7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

  
Affected Products:

  * Development Tools Module 15-SP4
  * Development Tools Module 15-SP5
  * openSUSE Leap 15.4
  * openSUSE Leap 15.5
  * SUSE Linux Enterprise Desktop 15 SP4
  * SUSE Linux Enterprise Desktop 15 SP5
  * SUSE Linux Enterprise High Performance Computing 15 SP4
  * SUSE Linux Enterprise High Performance Computing 15 SP5
  * SUSE Linux Enterprise Real Time 15 SP4
  * SUSE Linux Enterprise Real Time 15 SP5
  * SUSE Linux Enterprise Server 15 SP4
  * SUSE Linux Enterprise Server 15 SP5
  * SUSE Linux Enterprise Server for SAP Applications 15 SP4
  * SUSE Linux Enterprise Server for SAP Applications 15 SP5
  * SUSE Manager Proxy 4.3
  * SUSE Manager Retail Branch Server 4.3
  * SUSE Manager Server 4.3

  
  
An update that solves one vulnerability and has one fix can now be installed.

## Description:

This update for go1.20 fixes the following issues:

  * Update to go v1.20.7 (released 2023-08-01) (bsc#1206346)
  * CVE-2023-29409: Restrict RSA keys in certificates to less than or equal to
    8192 bits to avoid DoSing client/server while validating signatures for
    extremely large RSA keys. (bsc#1213880)

## Patch Instructions:

To install this SUSE Important 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 15.5  
    zypper in -t patch openSUSE-SLE-15.5-2023-3181=1

  * Development Tools Module 15-SP4  
    zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP4-2023-3181=1

  * Development Tools Module 15-SP5  
    zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP5-2023-3181=1

  * openSUSE Leap 15.4  
    zypper in -t patch openSUSE-SLE-15.4-2023-3181=1

## Package List:

  * openSUSE Leap 15.5 (aarch64 ppc64le s390x x86_64)
    * go1.20-1.20.7-150000.1.20.1
    * go1.20-doc-1.20.7-150000.1.20.1
    * go1.20-race-1.20.7-150000.1.20.1
    * go1.20-debuginfo-1.20.7-150000.1.20.1
  * Development Tools Module 15-SP4 (aarch64 ppc64le s390x x86_64)
    * go1.20-1.20.7-150000.1.20.1
    * go1.20-doc-1.20.7-150000.1.20.1
  * Development Tools Module 15-SP4 (aarch64 x86_64)
    * go1.20-race-1.20.7-150000.1.20.1
  * Development Tools Module 15-SP5 (aarch64 ppc64le s390x x86_64)
    * go1.20-1.20.7-150000.1.20.1
    * go1.20-doc-1.20.7-150000.1.20.1
    * go1.20-race-1.20.7-150000.1.20.1
    * go1.20-debuginfo-1.20.7-150000.1.20.1
  * openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64)
    * go1.20-1.20.7-150000.1.20.1
    * go1.20-doc-1.20.7-150000.1.20.1
    * go1.20-race-1.20.7-150000.1.20.1
    * go1.20-debuginfo-1.20.7-150000.1.20.1

## References:

  * https://www.suse.com/security/cve/CVE-2023-29409.html
  * https://bugzilla.suse.com/show_bug.cgi?id=1206346
  * https://bugzilla.suse.com/show_bug.cgi?id=1213880

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