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             AUSCERT External Security Bulletin Redistribution

                               ESB-2020.4130
                        Security update for go1.14
                             20 November 2020

===========================================================================

        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           go1.14
Publisher:         SUSE
Operating System:  SUSE
Impact/Access:     Execute Arbitrary Code/Commands -- Remote with User Interaction
                   Denial of Service               -- Remote/Unauthenticated      
                   Reduced Security                -- Remote with User Interaction
Resolution:        Patch/Upgrade
CVE Names:         CVE-2020-28367 CVE-2020-28366 CVE-2020-28362

Reference:         ESB-2020.4063

Original Bulletin: 
   https://www.suse.com/support/update/announcement/2020/suse-su-20203369-1

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SUSE Security Update: Security update for go1.14

______________________________________________________________________________

Announcement ID:   SUSE-SU-2020:3369-1
Rating:            moderate
References:        #1164903 #1178750 #1178752 #1178753
Cross-References:  CVE-2020-28362 CVE-2020-28366 CVE-2020-28367
Affected Products:
                   SUSE Linux Enterprise Module for Development Tools 15-SP2
                   SUSE Linux Enterprise Module for Development Tools 15-SP1
______________________________________________________________________________

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

Description:

This update for go1.14 fixes the following issues:

  o go1.14.12 (released 2020-11-12) includes security fixes to the cmd/go and
    math/big packages. * go#42553 math/big: panic during recursive division of
    very large numbers (bsc#1178750 CVE-2020-28362) * go#42560 cmd/go:
    arbitrary code can be injected into cgo generated files (bsc#1178752
    CVE-2020-28367) * go#42557 cmd/go: improper validation of cgo flags can
    lead to remote code execution at build time (bsc#1178753 CVE-2020-28366) *
    go#42155 time: Location interprets wrong timezone (DST) with slim zoneinfo
    * go#42112 x/net/http2: the first write error on a connection will cause
    all subsequent write requests to fail blindly * go#41991 runtime:
    macOS-only segfault on 1.14+ with "split stack overflow" * go#41913 net/
    http: request.Clone doesn't deep copy TransferEncoding * go#41703 runtime:
    macOS syscall.Exec can get SIGILL due to preemption signal * go#41386 x/net
    /http2: connection-level flow control not returned if stream errors, causes
    server hang

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:

  o SUSE Linux Enterprise Module for Development Tools 15-SP2:
    zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP2-2020-3369=1
  o SUSE Linux Enterprise Module for Development Tools 15-SP1:
    zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP1-2020-3369=1

Package List:

  o SUSE Linux Enterprise Module for Development Tools 15-SP2 (aarch64 ppc64le
    s390x x86_64):
       go1.14-1.14.12-1.26.1
       go1.14-doc-1.14.12-1.26.1
  o SUSE Linux Enterprise Module for Development Tools 15-SP1 (aarch64 ppc64le
    s390x x86_64):
       go1.14-1.14.12-1.26.1
       go1.14-doc-1.14.12-1.26.1


References:

  o https://www.suse.com/security/cve/CVE-2020-28362.html
  o https://www.suse.com/security/cve/CVE-2020-28366.html
  o https://www.suse.com/security/cve/CVE-2020-28367.html
  o https://bugzilla.suse.com/1164903
  o https://bugzilla.suse.com/1178750
  o https://bugzilla.suse.com/1178752
  o https://bugzilla.suse.com/1178753

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===========================================================================
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