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Red Hat Software Collections Update: HAProxy Security Fix RHSA-2019-1436-01

red hat
Calendar Grey June 11, 2019
Dist Redhat Esm H88
Ubuntu has announced a bulletin for NGINX that includes notable security patches and improvements now ready for users to access.
An update for rh-haproxy18-haproxy is now available for Red Hat Software Collections

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

Summary

HAProxy is a TCP/HTTP reverse proxy which is particularly suited for high availability environments.
The following packages have been upgraded to a later upstream version: rh-haproxy18-haproxy (1.8.17). (BZ#1660514)
Security Fix(es):
* haproxy: Infinite recursion via crafted packet allows stack exhaustion and denial of service (CVE-2018-20103)
* haproxy: Information disclosure in check_request_for_cacheability function in proto_http.c (CVE-2018-11469)
* haproxy: Out-of-bounds read in dns.c:dns_validate_dns_response() allows for memory disclosure (CVE-2018-20102)
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.
Bug Fix(es):
* ALPN is not enabled due to old OpenSSL dependancy (BZ#1595865)
* HAProxy 1.8: Seamless reload does not work with send-/accept-proxy (BZ#1649041)
Enhancement(s):
* RFE : Haproxy does not resolve ipv6 resolvable hostnames in the backend section. (BZ#1575585)
Additional Changes:
For detailed information on changes in this release, see the Red Hat Software Collections 3.3 Release Notes linked from the References section.

Topics%20covered

Topics Covered

security advisory moderate bug fix HAProxy Red Hat Software Collections

References

https://access.redhat.com/security/cve/CVE-2018-11469 https://access.redhat.com/security/cve/CVE-2018-20102 https://access.redhat.com/security/cve/CVE-2018-20103 https://access.redhat.com/security/updates/classification#moderate https://docs.redhat.com/en/documentation/red_hat_software_collections/3/html-single/3.3_release_notes/index

Package List

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7):
Source: rh-haproxy18-haproxy-1.8.17-1.el7.src.rpm
x86_64: rh-haproxy18-haproxy-1.8.17-1.el7.x86_64.rpm rh-haproxy18-haproxy-debuginfo-1.8.17-1.el7.x86_64.rpm rh-haproxy18-haproxy-syspaths-1.8.17-1.el7.x86_64.rpm
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4):
Source: rh-haproxy18-haproxy-1.8.17-1.el7.src.rpm
x86_64: rh-haproxy18-haproxy-1.8.17-1.el7.x86_64.rpm rh-haproxy18-haproxy-debuginfo-1.8.17-1.el7.x86_64.rpm rh-haproxy18-haproxy-syspaths-1.8.17-1.el7.x86_64.rpm
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.5):
Source: rh-haproxy18-haproxy-1.8.17-1.el7.src.rpm
x86_64: rh-haproxy18-haproxy-1.8.17-1.el7.x86_64.rpm rh-haproxy18-haproxy-debuginfo-1.8.17-1.el7.x86_64.rpm rh-haproxy18-haproxy-syspaths-1.8.17-1.el7.x86_64.rpm
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6):
Source: rh-haproxy18-haproxy-1.8.17-1.el7.src.rpm
x86_64: rh-haproxy18-haproxy-1.8.17-1.el7.x86_64.rpm rh-haproxy18-haproxy-debuginfo-1.8.17-1.el7.x86_64.rpm rh-haproxy18-haproxy-syspaths-1.8.17-1.el7.x86_64.rpm
Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7):
Source: rh-haproxy18-haproxy-1.8.17-1.el7.src.rpm
x86_64:

Read the Full Advisory


Advisory ID: RHSA-2019:1436-01
Product: Red Hat Software Collections
Advisory URL: https://access.redhat.com/errata/RHSA-2019:1436
Issue date: 2019-06-11

Topic

An update for rh-haproxy18-haproxy is now available for Red Hat SoftwareCollections.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory moderate bug fix HAProxy Red Hat Software Collections

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

Bugs Fixed

1575585 - RFE : Haproxy does not resolve ipv6 resolvable hostnames in the backend section.

1582635 - CVE-2018-11469 haproxy: Information disclosure in check_request_for_cacheability function in proto_http.c

1595865 - ALPN is not enabled due to old OpenSSL dependancy

1649041 - HAProxy 1.8: Seamless reload does not work with send-/accept-proxy

1658874 - CVE-2018-20102 haproxy: Out-of-bounds read in dns.c:dns_validate_dns_response() allows for memory disclosure

1658876 - CVE-2018-20103 haproxy: Infinite recursion via crafted packet allows stack exhaustion and denial of service

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