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Red Hat: RHSA-2019-1260-01 Important: Python27-Python Security Impact

red hat
Calendar Grey May 22, 2019
Dist Redhat Esm H88
A significant patch for python27-python impacts Red Hat Software Collections. Explore the improvements here.
An update for python27-python and python27-python-jinja2 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

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

Summary

Python is an interpreted, interactive, object-oriented programming language, which includes modules, classes, exceptions, very high level dynamic data types and dynamic typing. Python supports interfaces to many system calls and libraries, as well as to various windowing systems.
The following packages have been upgraded to a later upstream version: python27-python (2.7.16). (BZ#1709349)
Security Fix(es):
* python-jinja2: Sandbox escape due to information disclosure via str.format (CVE-2016-10745)
* python: DOS via regular expression backtracking in difflib.IS_LINE_JUNK method in difflib (CVE-2018-1061)
* python: Missing salt initialization in _elementtree.c module (CVE-2018-14647)
* python: improper neutralization of CRLF sequences in urllib module (CVE-2019-9740)
* python: improper neutralization of CRLF sequences in urllib module (CVE-2019-9947)
* python: DOS via regular expression catastrophic backtracking in apop() method in pop3lib (CVE-2018-1060)
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):
* urlsplit doesn't accept a NFKD hostname with a port number (BZ#1709329)

Topics%20covered

Topics Covered

security advisory red hat bug fix important security impact python update python framework

References

https://access.redhat.com/security/cve/CVE-2016-10745 https://access.redhat.com/security/cve/CVE-2018-1060 https://access.redhat.com/security/cve/CVE-2018-1061 https://access.redhat.com/security/cve/CVE-2018-14647 https://access.redhat.com/security/cve/CVE-2019-9740 https://access.redhat.com/security/cve/CVE-2019-9947 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6):
Source: python27-python-2.7.16-4.el6.src.rpm python27-python-jinja2-2.6-12.el6.src.rpm
noarch: python27-python-jinja2-2.6-12.el6.noarch.rpm
x86_64: python27-python-2.7.16-4.el6.x86_64.rpm python27-python-debug-2.7.16-4.el6.x86_64.rpm python27-python-debuginfo-2.7.16-4.el6.x86_64.rpm python27-python-devel-2.7.16-4.el6.x86_64.rpm python27-python-libs-2.7.16-4.el6.x86_64.rpm python27-python-test-2.7.16-4.el6.x86_64.rpm python27-python-tools-2.7.16-4.el6.x86_64.rpm python27-tkinter-2.7.16-4.el6.x86_64.rpm
Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6):
Source: python27-python-2.7.16-4.el6.src.rpm python27-python-jinja2-2.6-12.el6.src.rpm
noarch: python27-python-jinja2-2.6-12.el6.noarch.rpm
x86_64: python27-python-2.7.16-4.el6.x86_64.rpm python27-python-debug-2.7.16-4.el6.x86_64.rpm python27-python-debuginfo-2.7.16-4.el6.x86_64.rpm python27-python-devel-2.7.16-4.el6.x86_64.rpm python27-python-libs-2.7.16-4.el6.x86_64.rpm python27-python-test-2.7.16-4.el6.x86_64.rpm python27-python-tools-2.7.16-4.el6.x86_64.rpm python27-tkinter-2.7.16-4.el6.x86_64.rpm
Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7):
Source: python27-python-2.7.16-4.el7.src.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2019:1260-01
Product: Red Hat Software Collections
Advisory URL: https://access.redhat.com/errata/RHSA-2019:1260
Issue date: 2019-05-22

Topic

An update for python27-python and python27-python-jinja2 is now availablefor Red Hat Software Collections.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 bug fix important security impact python update python framework

Relevant Releases Architectures

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6) - noarch, x86_64

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7) - noarch, ppc64le, s390x, x86_64

Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4) - noarch, ppc64le, s390x, x86_64

Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.5) - noarch, ppc64le, s390x, x86_64

Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6) - noarch, ppc64le, s390x, x86_64

Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6) - noarch, x86_64

Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7) - noarch, x86_64

Bugs Fixed

1549191 - CVE-2018-1060 python: DOS via regular expression catastrophic backtracking in apop() method in pop3lib

1549192 - CVE-2018-1061 python: DOS via regular expression backtracking in difflib.IS_LINE_JUNK method in difflib

1631822 - CVE-2018-14647 python: Missing salt initialization in _elementtree.c module

1688169 - CVE-2019-9740 python: improper neutralization of CRLF sequences in urllib module

1695572 - CVE-2019-9947 python: improper neutralization of CRLF sequences in urllib module

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

1709349 - Update Python to 2.7.16 [rhscl-3.2.z]

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