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A python-jinja2 security update has been released for Red Hat Enterprise Linux 7.4



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Red Hat Security Advisory

Synopsis: Important: python-jinja2 security update
Advisory ID: RHSA-2019:4062-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:4062
Issue date: 2019-12-03
CVE Names: CVE-2016-10745
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1. Summary:

An update for python-jinja2 is now available for Red Hat Enterprise Linux
7.4 Advanced Update Support, Red Hat Enterprise Linux 7.4 Telco Extended
Update Support, and Red Hat Enterprise Linux 7.4 Update Services for SAP
Solutions.

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 Enterprise Linux Server AUS (v. 7.4) - noarch
Red Hat Enterprise Linux Server E4S (v. 7.4) - noarch
Red Hat Enterprise Linux Server TUS (v. 7.4) - noarch

3. Description:

The python-jinja2 package contains Jinja2, a template engine written in
pure Python. Jinja2 provides a Django inspired non-XML syntax but supports
inline expressions and an optional sandboxed environment.

Security Fix(es):

* python-jinja2: Sandbox escape due to information disclosure via
str.format (CVE-2016-10745)

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

For the update to take effect, all applications using Jinja2 must be
restarted.

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

1698345 - CVE-2016-10745 python-jinja2: Sandbox escape due to information disclosure via str.format

6. Package List:

Red Hat Enterprise Linux Server AUS (v. 7.4):

Source:
python-jinja2-2.7.2-3.el7_4.src.rpm

noarch:
python-jinja2-2.7.2-3.el7_4.noarch.rpm

Red Hat Enterprise Linux Server E4S (v. 7.4):

Source:
python-jinja2-2.7.2-3.el7_4.src.rpm

noarch:
python-jinja2-2.7.2-3.el7_4.noarch.rpm

Red Hat Enterprise Linux Server TUS (v. 7.4):

Source:
python-jinja2-2.7.2-3.el7_4.src.rpm

noarch:
python-jinja2-2.7.2-3.el7_4.noarch.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-2016-10745
https://access.redhat.com/security/updates/classification/#important

8. Contact:

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

Copyright 2019 Red Hat, Inc.