[RHSA-2018:0878-01] Moderate: golang security, bug fix, and enhancement update

[Security announcements for all Red Hat products and services.]

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                   Red Hat Security Advisory

Synopsis:          Moderate: golang security, bug fix, and enhancement update
Advisory ID:       RHSA-2018:0878-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2018:0878
Issue date:        2018-04-10
CVE Names:         CVE-2017-15041 CVE-2017-15042 CVE-2018-6574 
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1. Summary:

An update for golang is now available for Red Hat Enterprise Linux 7.

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 Enterprise Linux Server Optional (v. 7) - noarch, ppc64le, s390x, x86_64
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7) - aarch64, noarch, ppc64le, s390x

3. Description:

The golang packages provide the Go programming language compiler.

The following packages have been upgraded to a later upstream version:
golang (1.9.4). (BZ#1479095, BZ#1499827)

Security Fix(es):

* golang: arbitrary code execution during "go get" or "go get -d"
(CVE-2017-15041)

* golang: smtp.PlainAuth susceptible to man-in-the-middle password
harvesting (CVE-2017-15042)

* golang: arbitrary code execution during "go get" via C compiler options
(CVE-2018-6574)

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

Additional Changes:

For detailed information on changes in this release, see the Red Hat
Enterprise Linux 7.5 Release Notes linked from 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/):

1498867 - CVE-2017-15042 golang: smtp.PlainAuth susceptible to man-in-the-middle password harvesting
1498870 - CVE-2017-15041 golang: arbitrary code execution during "go get" or "go get -d"
1543561 - CVE-2018-6574 golang: arbitrary code execution during "go get" via C compiler options

6. Package List:

Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server Optional (v. 7):

Source:
golang-1.9.4-1.el7.src.rpm

aarch64:
golang-1.9.4-1.el7.aarch64.rpm
golang-bin-1.9.4-1.el7.aarch64.rpm

noarch:
golang-docs-1.9.4-1.el7.noarch.rpm
golang-misc-1.9.4-1.el7.noarch.rpm
golang-src-1.9.4-1.el7.noarch.rpm
golang-tests-1.9.4-1.el7.noarch.rpm

ppc64le:
golang-1.9.4-1.el7.ppc64le.rpm
golang-bin-1.9.4-1.el7.ppc64le.rpm

s390x:
golang-1.9.4-1.el7.s390x.rpm
golang-bin-1.9.4-1.el7.s390x.rpm

Red Hat Enterprise Linux Server Optional (v. 7):

Source:
golang-1.9.4-1.el7.src.rpm

noarch:
golang-docs-1.9.4-1.el7.noarch.rpm
golang-misc-1.9.4-1.el7.noarch.rpm
golang-src-1.9.4-1.el7.noarch.rpm
golang-tests-1.9.4-1.el7.noarch.rpm

ppc64le:
golang-1.9.4-1.el7.ppc64le.rpm
golang-bin-1.9.4-1.el7.ppc64le.rpm

s390x:
golang-1.9.4-1.el7.s390x.rpm
golang-bin-1.9.4-1.el7.s390x.rpm

x86_64:
golang-1.9.4-1.el7.x86_64.rpm
golang-bin-1.9.4-1.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-2017-15041
https://access.redhat.com/security/cve/CVE-2017-15042
https://access.redhat.com/security/cve/CVE-2018-6574
https://access.redhat.com/security/updates/classification/#moderate
https://access.redhat.com/documentation/en-US/red_hat_enterprise_linux/7/html/7.5_release_notes/index.html

8. Contact:

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

Copyright 2018 Red Hat, Inc.
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