SUSE Security Update: Security update for go1.15
______________________________________________________________________________

Announcement ID:    SUSE-SU-2020:3368-1
Rating:             moderate
References:         #1175132 #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 go1.15 fixes the following issues:

   - go1.15.5 (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#42169 cmd/compile, runtime, reflect: pointers to go:notinheap types
       must be stored indirectly in interfaces
     * go#42151 cmd/cgo: opaque struct pointers are broken since Go 1.15.3
     * go#42138 time: Location interprets wrong timezone (DST) with slim
       zoneinfo
     * go#42113 x/net/http2: the first write error on a connection will cause
       all subsequent write requests to fail blindly
     * go#41914 net/http: request.Clone doesn't deep copy TransferEncoding
     * go#41704 runtime: macOS syscall.Exec can get SIGILL due to preemption
       signal
     * go#41463 compress/flate: deflatefast produces corrupted output
     * go#41387 x/net/http2: connection-level flow control not returned if
       stream errors, causes server hang
     * go#40974 cmd/link: sectionForAddress(0xA9D67F) address not in any
       section file


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-SP2:

      zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP2-2020-3368=1

   - SUSE Linux Enterprise Module for Development Tools 15-SP1:

      zypper in -t patch SUSE-SLE-Module-Development-Tools-15-SP1-2020-3368=1



Package List:

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

      go1.15-1.15.5-1.11.1
      go1.15-doc-1.15.5-1.11.1

   - SUSE Linux Enterprise Module for Development Tools 15-SP1 (aarch64 ppc64le
 s390x x86_64):

      go1.15-1.15.5-1.11.1
      go1.15-doc-1.15.5-1.11.1


References:

   https://www.suse.com/security/cve/CVE-2020-28362.html
   https://www.suse.com/security/cve/CVE-2020-28366.html
   https://www.suse.com/security/cve/CVE-2020-28367.html
   https://bugzilla.suse.com/1175132
   https://bugzilla.suse.com/1178750
   https://bugzilla.suse.com/1178752
   https://bugzilla.suse.com/1178753