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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Moderate: go-toolset-1.12-golang security update
Advisory ID:       RHSA-2020:0101-01
Product:           Red Hat Developer Tools
Advisory URL:      https://access.redhat.com/errata/RHSA-2020:0101
Issue date:        2020-01-14
CVE Names:         CVE-2019-16276 CVE-2019-17596 
=====================================================================

1. Summary:

An update for go-toolset-1.12 and go-toolset-1.12-golang is now available
for Red Hat Developer Tools.

Red Hat Product Security has rated this update as having a security impact
of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

2. Relevant releases/architectures:

Red Hat Developer Tools for Red Hat Enterprise Linux Server (v. 7) - noarch,
 ppc64le, s390x, x86_64
Red Hat Developer Tools for Red Hat Enterprise Linux Workstation (v. 7) -
 noarch, x86_64

3. Description:

Go Toolset provides the Go programming language tools and libraries. Go is
alternatively known as golang.

The following packages have been upgraded to a later upstream version:
go-toolset-1.12-golang (1.12.12). (BZ#1759840, BZ#1785389)

Security Fix(es):

* golang: HTTP/1.1 headers with a space before the colon leads to filter
bypass or request smuggling (CVE-2019-16276)

* golang: invalid public key causes panic in dsa.Verify (CVE-2019-17596)

For more details about the security issue(s), including the impact, a CVSS
score, acknowledgments, and other related information, refer to the CVE
page(s) listed in the References section.

4. Solution:

For details on how to apply this update, which includes the changes
described in this advisory, refer to:

https://access.redhat.com/articles/11258

5. Bugs fixed (https://bugzilla.redhat.com/):

1755969 - CVE-2019-16276 golang: HTTP/1.1 headers with a space before the colon
 leads to filter bypass or request smuggling
1763310 - CVE-2019-17596 golang: invalid public key causes panic in dsa.Verify

6. Package List:

Red Hat Developer Tools for Red Hat Enterprise Linux Server (v. 7):

Source:
go-toolset-1.12-1.12.12-4.el7.src.rpm
go-toolset-1.12-golang-1.12.12-4.el7.src.rpm

noarch:
go-toolset-1.12-golang-docs-1.12.12-4.el7.noarch.rpm

ppc64le:
go-toolset-1.12-1.12.12-4.el7.ppc64le.rpm
go-toolset-1.12-build-1.12.12-4.el7.ppc64le.rpm
go-toolset-1.12-golang-1.12.12-4.el7.ppc64le.rpm
go-toolset-1.12-golang-bin-1.12.12-4.el7.ppc64le.rpm
go-toolset-1.12-golang-misc-1.12.12-4.el7.ppc64le.rpm
go-toolset-1.12-golang-src-1.12.12-4.el7.ppc64le.rpm
go-toolset-1.12-golang-tests-1.12.12-4.el7.ppc64le.rpm
go-toolset-1.12-runtime-1.12.12-4.el7.ppc64le.rpm

s390x:
go-toolset-1.12-1.12.12-4.el7.s390x.rpm
go-toolset-1.12-build-1.12.12-4.el7.s390x.rpm
go-toolset-1.12-golang-1.12.12-4.el7.s390x.rpm
go-toolset-1.12-golang-bin-1.12.12-4.el7.s390x.rpm
go-toolset-1.12-golang-misc-1.12.12-4.el7.s390x.rpm
go-toolset-1.12-golang-src-1.12.12-4.el7.s390x.rpm
go-toolset-1.12-golang-tests-1.12.12-4.el7.s390x.rpm
go-toolset-1.12-runtime-1.12.12-4.el7.s390x.rpm

x86_64:
go-toolset-1.12-1.12.12-4.el7.x86_64.rpm
go-toolset-1.12-build-1.12.12-4.el7.x86_64.rpm
go-toolset-1.12-golang-1.12.12-4.el7.x86_64.rpm
go-toolset-1.12-golang-bin-1.12.12-4.el7.x86_64.rpm
go-toolset-1.12-golang-misc-1.12.12-4.el7.x86_64.rpm
go-toolset-1.12-golang-race-1.12.12-4.el7.x86_64.rpm
go-toolset-1.12-golang-src-1.12.12-4.el7.x86_64.rpm
go-toolset-1.12-golang-tests-1.12.12-4.el7.x86_64.rpm
go-toolset-1.12-runtime-1.12.12-4.el7.x86_64.rpm

Red Hat Developer Tools for Red Hat Enterprise Linux Workstation (v. 7):

Source:
go-toolset-1.12-1.12.12-4.el7.src.rpm
go-toolset-1.12-golang-1.12.12-4.el7.src.rpm

noarch:
go-toolset-1.12-golang-docs-1.12.12-4.el7.noarch.rpm

x86_64:
go-toolset-1.12-1.12.12-4.el7.x86_64.rpm
go-toolset-1.12-build-1.12.12-4.el7.x86_64.rpm
go-toolset-1.12-golang-1.12.12-4.el7.x86_64.rpm
go-toolset-1.12-golang-bin-1.12.12-4.el7.x86_64.rpm
go-toolset-1.12-golang-misc-1.12.12-4.el7.x86_64.rpm
go-toolset-1.12-golang-race-1.12.12-4.el7.x86_64.rpm
go-toolset-1.12-golang-src-1.12.12-4.el7.x86_64.rpm
go-toolset-1.12-golang-tests-1.12.12-4.el7.x86_64.rpm
go-toolset-1.12-runtime-1.12.12-4.el7.x86_64.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2019-16276
https://access.redhat.com/security/cve/CVE-2019-17596
https://access.redhat.com/security/updates/classification/#moderate

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2020 Red Hat, Inc.
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