SUSE-SU-2021:2392-1: important: Security update for go1.16

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

   SUSE Security Update: Security update for go1.16
______________________________________________________________________________

Announcement ID:    SUSE-SU-2021:2392-1
Rating:             important
References:         #1182345 #1188229 
Cross-References:   CVE-2021-34558
CVSS scores:
                    CVE-2021-34558 (SUSE): 5.3 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Products:
                    SUSE Linux Enterprise Module for Development Tools 15-SP3
                    SUSE Linux Enterprise Module for Development Tools 15-SP2
______________________________________________________________________________

   An update that solves one vulnerability and has one errata
   is now available.

Description:

   This update for go1.16 fixes the following issues:

   go1.16.6 (released 2021-07-12, bsc#1182345) includes a security fix to the
   crypto/tls package, as well as bug fixes to the compiler, and the net and
   net/http packages.

   Security issue fixed:

   CVE-2021-34558: Fixed crypto/tls: clients can panic when provided a
   certificate of the wrong type for the negotiated parameters (bsc#1188229)

   go1.16 release:

   * bsc#1188229 go#47143 CVE-2021-34558
   * go#47145 security: fix CVE-2021-34558
   * go#46999 net: LookupMX behaviour broken
   * go#46981 net: TestCVE202133195 fails if /etc/resolv.conf specifies ndots
     larger than 3
   * go#46769 syscall: TestGroupCleanupUserNamespace test failure on Fedora
   * go#46657 runtime: deeply nested struct initialized with non-zero values
   * go#44984 net/http: server not setting Content-Length in certain cases


Patch Instructions:

   To install this SUSE 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:

   - SUSE Linux Enterprise Module for Development Tools 15-SP3:

      zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP3-2021-2392=1

   - SUSE Linux Enterprise Module for Development Tools 15-SP2:

      zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP2-2021-2392=1



Package List:

   - SUSE Linux Enterprise Module for Development Tools 15-SP3 (aarch64 ppc64le s390x x86_64):

      go1.16-1.16.6-1.20.1
      go1.16-doc-1.16.6-1.20.1

   - SUSE Linux Enterprise Module for Development Tools 15-SP3 (aarch64 x86_64):

      go1.16-race-1.16.6-1.20.1

   - SUSE Linux Enterprise Module for Development Tools 15-SP2 (aarch64 ppc64le s390x x86_64):

      go1.16-1.16.6-1.20.1
      go1.16-doc-1.16.6-1.20.1

   - SUSE Linux Enterprise Module for Development Tools 15-SP2 (aarch64 x86_64):

      go1.16-race-1.16.6-1.20.1


References:

   https://www.suse.com/security/cve/CVE-2021-34558.html
   https://bugzilla.suse.com/1182345
   https://bugzilla.suse.com/1188229