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RedHat: RHSA-2019-2964-01 Important: OS Command Injection Fix

Redhat Large Esm H500
An update for patch is now available for Red Hat Enterprise Linux 7. 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
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Hash: SHA256

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

Synopsis:          Important: patch security update
Advisory ID:       RHSA-2019:2964-01
Product:           Red Hat Enterprise Linux
Advisory URL:      https://access.redhat.com/errata/RHSA-2019:2964
Issue date:        2019-10-03
CVE Names:         CVE-2018-20969 CVE-2019-13638 
====================================================================
1. Summary:

An update for patch is now available for Red Hat Enterprise Linux 7.

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 Client (v. 7) - x86_64
Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64
Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64
Red Hat Enterprise Linux Workstation (v. 7) - x86_64

3. Description:

The patch program applies diff files to originals. The diff command is used
to compare an original to a changed file. Diff lists the changes made to
the file. A person who has the original file can then use the patch command
with the diff file to add the changes to their original file (patching the
file).

Security Fix(es):

* patch: do_ed_script in pch.c does not block strings beginning with a !
character (CVE-2018-20969)

* patch: OS shell command injection when processing crafted patch files
(CVE-2019-13638)

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

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

1733916 - CVE-2019-13638 patch: OS shell command injection when processing crafted patch files
1746672 - CVE-2018-20969 patch: do_ed_script in pch.c does not block strings beginning with a ! character

6. Package List:

Red Hat Enterprise Linux Client (v. 7):

Source:
patch-2.7.1-12.el7_7.src.rpm

x86_64:
patch-2.7.1-12.el7_7.x86_64.rpm
patch-debuginfo-2.7.1-12.el7_7.x86_64.rpm

Red Hat Enterprise Linux ComputeNode (v. 7):

Source:
patch-2.7.1-12.el7_7.src.rpm

x86_64:
patch-2.7.1-12.el7_7.x86_64.rpm
patch-debuginfo-2.7.1-12.el7_7.x86_64.rpm

Red Hat Enterprise Linux Server (v. 7):

Source:
patch-2.7.1-12.el7_7.src.rpm

ppc64:
patch-2.7.1-12.el7_7.ppc64.rpm
patch-debuginfo-2.7.1-12.el7_7.ppc64.rpm

ppc64le:
patch-2.7.1-12.el7_7.ppc64le.rpm
patch-debuginfo-2.7.1-12.el7_7.ppc64le.rpm

s390x:
patch-2.7.1-12.el7_7.s390x.rpm
patch-debuginfo-2.7.1-12.el7_7.s390x.rpm

x86_64:
patch-2.7.1-12.el7_7.x86_64.rpm
patch-debuginfo-2.7.1-12.el7_7.x86_64.rpm

Red Hat Enterprise Linux Workstation (v. 7):

Source:
patch-2.7.1-12.el7_7.src.rpm

x86_64:
patch-2.7.1-12.el7_7.x86_64.rpm
patch-debuginfo-2.7.1-12.el7_7.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-2018-20969
https://access.redhat.com/security/cve/CVE-2019-13638
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.
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RedHat: RHSA-2019-2964-01 Important: OS Command Injection Fix

red hat
Calendar Grey October 3, 2019
Dist Redhat Esm H88
A new update has been released for Red Hat Enterprise Linux 7, which resolves significant vulnerabilities linked to CVE-2018-20969 and CVE-2019-13638.
An update for patch 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

Summary

The patch program applies diff files to originals. The diff command is used to compare an original to a changed file. Diff lists the changes made to the file. A person who has the original file can then use the patch command with the diff file to add the changes to their original file (patching the file).
Security Fix(es):
* patch: do_ed_script in pch.c does not block strings beginning with a ! character (CVE-2018-20969)
* patch: OS shell command injection when processing crafted patch files (CVE-2019-13638)
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.

References

https://access.redhat.com/security/cve/CVE-2018-20969 https://access.redhat.com/security/cve/CVE-2019-13638 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: patch-2.7.1-12.el7_7.src.rpm
x86_64: patch-2.7.1-12.el7_7.x86_64.rpm patch-debuginfo-2.7.1-12.el7_7.x86_64.rpm
Red Hat Enterprise Linux ComputeNode (v. 7):
Source: patch-2.7.1-12.el7_7.src.rpm
x86_64: patch-2.7.1-12.el7_7.x86_64.rpm patch-debuginfo-2.7.1-12.el7_7.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source: patch-2.7.1-12.el7_7.src.rpm
ppc64: patch-2.7.1-12.el7_7.ppc64.rpm patch-debuginfo-2.7.1-12.el7_7.ppc64.rpm
ppc64le: patch-2.7.1-12.el7_7.ppc64le.rpm patch-debuginfo-2.7.1-12.el7_7.ppc64le.rpm
s390x: patch-2.7.1-12.el7_7.s390x.rpm patch-debuginfo-2.7.1-12.el7_7.s390x.rpm
x86_64: patch-2.7.1-12.el7_7.x86_64.rpm patch-debuginfo-2.7.1-12.el7_7.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source: patch-2.7.1-12.el7_7.src.rpm
x86_64: patch-2.7.1-12.el7_7.x86_64.rpm patch-debuginfo-2.7.1-12.el7_7.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


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2019:2964-01
Product: Red Hat Enterprise Linux
Issue date: 2019-10-03

Topic

An update for patch is now available for Red Hat Enterprise Linux 7.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.

Relevant Releases Architectures

Red Hat Enterprise Linux Client (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode (v. 7) - x86_64

Red Hat Enterprise Linux Server (v. 7) - ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Workstation (v. 7) - x86_64

Bugs Fixed

1733916 - CVE-2019-13638 patch: OS shell command injection when processing crafted patch files

1746672 - CVE-2018-20969 patch: do_ed_script in pch.c does not block strings beginning with a ! character

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