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Red Hat Security Advisory

Synopsis: Important: rh-haproxy18-haproxy security update
Advisory ID: RHSA-2019:0275-01
Product: Red Hat Software Collections
Advisory URL: https://access.redhat.com/errata/RHSA-2019:0275
Issue date: 2019-02-05
CVE Names: CVE-2018-20615
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1. Summary:

An update for rh-haproxy18-haproxy is now available for Red Hat Software
Collections.

Red Hat Product Security has rated this update as having a security impact
of Important. 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 Software Collections for Red Hat Enterprise Linux Server (v. 7) – x86_64
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4) – x86_64
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.5) – x86_64
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6) – x86_64
Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) – x86_64

3. Description:

HAProxy is a TCP/HTTP reverse proxy which is particularly suited for high
availability environments.

Security Fix(es):

* haproxy: Mishandling of priority flag in short HEADERS frame by HTTP/2
decoder allows for crash (CVE-2018-20615)

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.

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/):

1663060 – CVE-2018-20615 haproxy: Mishandling of priority flag in short HEADERS frame by HTTP/2 decoder allows for crash

6. Package List:

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7):

Source:
rh-haproxy18-haproxy-1.8.4-4.el7.src.rpm

x86_64:
rh-haproxy18-haproxy-1.8.4-4.el7.x86_64.rpm
rh-haproxy18-haproxy-debuginfo-1.8.4-4.el7.x86_64.rpm
rh-haproxy18-haproxy-syspaths-1.8.4-4.el7.x86_64.rpm

Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4):

Source:
rh-haproxy18-haproxy-1.8.4-4.el7.src.rpm

x86_64:
rh-haproxy18-haproxy-1.8.4-4.el7.x86_64.rpm
rh-haproxy18-haproxy-debuginfo-1.8.4-4.el7.x86_64.rpm
rh-haproxy18-haproxy-syspaths-1.8.4-4.el7.x86_64.rpm

Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.5):

Source:
rh-haproxy18-haproxy-1.8.4-4.el7.src.rpm

x86_64:
rh-haproxy18-haproxy-1.8.4-4.el7.x86_64.rpm
rh-haproxy18-haproxy-debuginfo-1.8.4-4.el7.x86_64.rpm
rh-haproxy18-haproxy-syspaths-1.8.4-4.el7.x86_64.rpm

Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6):

Source:
rh-haproxy18-haproxy-1.8.4-4.el7.src.rpm

x86_64:
rh-haproxy18-haproxy-1.8.4-4.el7.x86_64.rpm
rh-haproxy18-haproxy-debuginfo-1.8.4-4.el7.x86_64.rpm
rh-haproxy18-haproxy-syspaths-1.8.4-4.el7.x86_64.rpm

Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7):

Source:
rh-haproxy18-haproxy-1.8.4-4.el7.src.rpm

x86_64:
rh-haproxy18-haproxy-1.8.4-4.el7.x86_64.rpm
rh-haproxy18-haproxy-debuginfo-1.8.4-4.el7.x86_64.rpm
rh-haproxy18-haproxy-syspaths-1.8.4-4.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-2018-20615
https://access.redhat.com/security/updates/classification/#important

8. Contact:

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

Copyright 2019 Red Hat, Inc.
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