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Red Hat Security Advisory 2020-3665-01

Red Hat Security Advisory 2020-3665-01
Posted Sep 8, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-3665-01 - Go Toolset provides the Go programming language tools and libraries. Go is alternatively known as golang. Issues addressed include a denial of service vulnerability.

tags | advisory, denial of service
systems | linux, redhat
advisories | CVE-2020-14040, CVE-2020-15586, CVE-2020-16845
MD5 | 7b20dd388003d07058d2947e3ce33a61

Red Hat Security Advisory 2020-3665-01

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

Synopsis: Moderate: go-toolset:rhel8 security update
Advisory ID: RHSA-2020:3665-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:3665
Issue date: 2020-09-08
CVE Names: CVE-2020-14040 CVE-2020-15586 CVE-2020-16845
====================================================================
1. Summary:

An update for the go-toolset:rhel8 module is now available for Red Hat
Enterprise Linux 8.

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 AppStream (v. 8) - aarch64, noarch, ppc64le, s390x, x86_64

3. Description:

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

Security Fix(es):

* golang.org/x/text: possibility to trigger an infinite loop in
encoding/unicode could lead to crash (CVE-2020-14040)

* golang: data race in certain net/http servers including ReverseProxy can
lead to DoS (CVE-2020-15586)

* golang: ReadUvarint and ReadVarint can read an unlimited number of bytes
from invalid inputs (CVE-2020-16845)

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/):

1853652 - CVE-2020-14040 golang.org/x/text: possibility to trigger an infinite loop in encoding/unicode could lead to crash
1856953 - CVE-2020-15586 golang: data race in certain net/http servers including ReverseProxy can lead to DoS
1867099 - CVE-2020-16845 golang: ReadUvarint and ReadVarint can read an unlimited number of bytes from invalid inputs

6. Package List:

Red Hat Enterprise Linux AppStream (v. 8):

Source:
delve-1.3.2-3.module+el8.2.0+5581+896cb53e.src.rpm
go-toolset-1.13.15-1.module+el8.2.0+7662+fa98b974.src.rpm
golang-1.13.15-1.module+el8.2.0+7662+fa98b974.src.rpm

aarch64:
go-toolset-1.13.15-1.module+el8.2.0+7662+fa98b974.aarch64.rpm
golang-1.13.15-1.module+el8.2.0+7662+fa98b974.aarch64.rpm
golang-bin-1.13.15-1.module+el8.2.0+7662+fa98b974.aarch64.rpm

noarch:
golang-docs-1.13.15-1.module+el8.2.0+7662+fa98b974.noarch.rpm
golang-misc-1.13.15-1.module+el8.2.0+7662+fa98b974.noarch.rpm
golang-src-1.13.15-1.module+el8.2.0+7662+fa98b974.noarch.rpm
golang-tests-1.13.15-1.module+el8.2.0+7662+fa98b974.noarch.rpm

ppc64le:
go-toolset-1.13.15-1.module+el8.2.0+7662+fa98b974.ppc64le.rpm
golang-1.13.15-1.module+el8.2.0+7662+fa98b974.ppc64le.rpm
golang-bin-1.13.15-1.module+el8.2.0+7662+fa98b974.ppc64le.rpm

s390x:
go-toolset-1.13.15-1.module+el8.2.0+7662+fa98b974.s390x.rpm
golang-1.13.15-1.module+el8.2.0+7662+fa98b974.s390x.rpm
golang-bin-1.13.15-1.module+el8.2.0+7662+fa98b974.s390x.rpm

x86_64:
delve-1.3.2-3.module+el8.2.0+5581+896cb53e.x86_64.rpm
delve-debuginfo-1.3.2-3.module+el8.2.0+5581+896cb53e.x86_64.rpm
delve-debugsource-1.3.2-3.module+el8.2.0+5581+896cb53e.x86_64.rpm
go-toolset-1.13.15-1.module+el8.2.0+7662+fa98b974.x86_64.rpm
golang-1.13.15-1.module+el8.2.0+7662+fa98b974.x86_64.rpm
golang-bin-1.13.15-1.module+el8.2.0+7662+fa98b974.x86_64.rpm
golang-race-1.13.15-1.module+el8.2.0+7662+fa98b974.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-2020-14040
https://access.redhat.com/security/cve/CVE-2020-15586
https://access.redhat.com/security/cve/CVE-2020-16845
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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