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

Synopsis:          Moderate: squid security update
Advisory ID:       RHSA-2017:0182-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://rhn.redhat.com/errata/RHSA-2017-0182.html
Issue date:        2017-01-24
CVE Names:         CVE-2016-10002 
=====================================================================

1. Summary:

An update for squid 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 (v. 7) - aarch64, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Server Optional (v. 7) - aarch64, ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64
Red Hat Enterprise Linux Workstation Optional (v. 7) - x86_64

3. Description:

Squid is a high-performance proxy caching server for web clients,
supporting FTP, Gopher, and HTTP data objects.

Security Fix(es):

* It was found that squid did not properly remove connection specific
headers when answering conditional requests using a cached request. A
remote attacker could send a specially crafted request to an HTTP server
via the squid proxy and steal private data from other connections.
(CVE-2016-10002)

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

After installing this update, the squid service will be restarted
automatically.

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

1405941 - CVE-2016-10002 squid: Information disclosure in HTTP request processing

6. Package List:

Red Hat Enterprise Linux Server (v. 7):

Source:
squid-3.5.20-2.el7_3.2.src.rpm

aarch64:
squid-3.5.20-2.el7_3.2.aarch64.rpm
squid-debuginfo-3.5.20-2.el7_3.2.aarch64.rpm
squid-migration-script-3.5.20-2.el7_3.2.aarch64.rpm

ppc64:
squid-3.5.20-2.el7_3.2.ppc64.rpm
squid-debuginfo-3.5.20-2.el7_3.2.ppc64.rpm
squid-migration-script-3.5.20-2.el7_3.2.ppc64.rpm

ppc64le:
squid-3.5.20-2.el7_3.2.ppc64le.rpm
squid-debuginfo-3.5.20-2.el7_3.2.ppc64le.rpm
squid-migration-script-3.5.20-2.el7_3.2.ppc64le.rpm

s390x:
squid-3.5.20-2.el7_3.2.s390x.rpm
squid-debuginfo-3.5.20-2.el7_3.2.s390x.rpm
squid-migration-script-3.5.20-2.el7_3.2.s390x.rpm

x86_64:
squid-3.5.20-2.el7_3.2.x86_64.rpm
squid-debuginfo-3.5.20-2.el7_3.2.x86_64.rpm
squid-migration-script-3.5.20-2.el7_3.2.x86_64.rpm

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

aarch64:
squid-debuginfo-3.5.20-2.el7_3.2.aarch64.rpm
squid-sysvinit-3.5.20-2.el7_3.2.aarch64.rpm

ppc64:
squid-debuginfo-3.5.20-2.el7_3.2.ppc64.rpm
squid-sysvinit-3.5.20-2.el7_3.2.ppc64.rpm

ppc64le:
squid-debuginfo-3.5.20-2.el7_3.2.ppc64le.rpm
squid-sysvinit-3.5.20-2.el7_3.2.ppc64le.rpm

s390x:
squid-debuginfo-3.5.20-2.el7_3.2.s390x.rpm
squid-sysvinit-3.5.20-2.el7_3.2.s390x.rpm

x86_64:
squid-debuginfo-3.5.20-2.el7_3.2.x86_64.rpm
squid-sysvinit-3.5.20-2.el7_3.2.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
squid-3.5.20-2.el7_3.2.src.rpm

x86_64:
squid-3.5.20-2.el7_3.2.x86_64.rpm
squid-debuginfo-3.5.20-2.el7_3.2.x86_64.rpm
squid-migration-script-3.5.20-2.el7_3.2.x86_64.rpm

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

x86_64:
squid-debuginfo-3.5.20-2.el7_3.2.x86_64.rpm
squid-sysvinit-3.5.20-2.el7_3.2.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-2016-10002
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 2017 Red Hat, Inc.
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