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Red Hat Enterprise Linux 7: RHSA-2019-1022-01 Important: Sandbox Escape

red hat
Calendar Grey May 7, 2019
Dist Redhat Esm H88
A critical security patch from Red Hat for python-jinja2 resolves a vulnerability that allows sandbox escape, potentially resulting in unauthorized data access.
An update for python-jinja2 is now available for Red Hat Enterprise Linux 7

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.

Summary

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.

Topics%20covered

Topics Covered

security advisory Red Hat information disclosure sandbox escape Important python-jinja2

References

https://access.redhat.com/security/cve/CVE-2016-10745 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux Client Optional (v. 7):
Source: python-jinja2-2.7.2-3.el7_6.src.rpm
noarch: python-jinja2-2.7.2-3.el7_6.noarch.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
Source: python-jinja2-2.7.2-3.el7_6.src.rpm
noarch: python-jinja2-2.7.2-3.el7_6.noarch.rpm
Red Hat Enterprise Linux Server (v. 7):
Source: python-jinja2-2.7.2-3.el7_6.src.rpm
noarch: python-jinja2-2.7.2-3.el7_6.noarch.rpm
Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7):
Source: python-jinja2-2.7.2-3.el7_6.src.rpm
noarch: python-jinja2-2.7.2-3.el7_6.noarch.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source: python-jinja2-2.7.2-3.el7_6.src.rpm
noarch: python-jinja2-2.7.2-3.el7_6.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


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2019:1022-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:1022
Issue date: 2019-05-07

Topic

An update for python-jinja2 is now available for Red Hat Enterprise Linux7.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory Red Hat information disclosure sandbox escape Important python-jinja2

Relevant Releases Architectures

Red Hat Enterprise Linux Client Optional (v. 7) - noarch

Red Hat Enterprise Linux ComputeNode Optional (v. 7) - noarch

Red Hat Enterprise Linux Server (v. 7) - noarch

Red Hat Enterprise Linux Workstation (v. 7) - noarch

Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) - noarch

Bugs Fixed

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

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