what you don't know can hurt you
Home Files News &[SERVICES_TAB]About Contact Add New

Red Hat Security Advisory 2020-2210-01

Red Hat Security Advisory 2020-2210-01
Posted May 19, 2020
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2020-2210-01 - KornShell is a Unix shell which is backward-compatible with the Bourne shell and includes many features of the C shell. The most recent version is KSH-93. KornShell complies with the POSIX.2 standard. A code injection vulnerability has been addressed.

tags | advisory, shell
systems | linux, redhat, unix, osx
advisories | CVE-2019-14868
SHA-256 | 85778f72ae62371bd221f5640a7c707bf70178faaf417114e0402a1da7603aaa

Red Hat Security Advisory 2020-2210-01

Change Mirror Download
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

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

Synopsis: Important: ksh security update
Advisory ID: RHSA-2020:2210-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2020:2210
Issue date: 2020-05-19
CVE Names: CVE-2019-14868
====================================================================
1. Summary:

An update for ksh 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) - x86_64
Red Hat Enterprise Linux Server E4S (v. 7.4) - ppc64le, x86_64
Red Hat Enterprise Linux Server TUS (v. 7.4) - x86_64

3. Description:

KornShell (ksh) is a Unix shell developed by AT&T Bell Laboratories, which
is backward-compatible with the Bourne shell (sh) and includes many
features of the C shell. The most recent version is KSH-93. KornShell
complies with the POSIX.2 standard (IEEE Std 1003.2-1992).

Security Fix(es):

* ksh: certain environment variables interpreted as arithmetic expressions
on startup, leading to code injection (CVE-2019-14868)

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/):

1757324 - CVE-2019-14868 ksh: certain environment variables interpreted as arithmetic expressions on startup, leading to code injection

6. Package List:

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

Source:
ksh-20120801-36.el7_4.src.rpm

x86_64:
ksh-20120801-36.el7_4.x86_64.rpm
ksh-debuginfo-20120801-36.el7_4.x86_64.rpm

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

Source:
ksh-20120801-36.el7_4.src.rpm

ppc64le:
ksh-20120801-36.el7_4.ppc64le.rpm
ksh-debuginfo-20120801-36.el7_4.ppc64le.rpm

x86_64:
ksh-20120801-36.el7_4.x86_64.rpm
ksh-debuginfo-20120801-36.el7_4.x86_64.rpm

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

Source:
ksh-20120801-36.el7_4.src.rpm

x86_64:
ksh-20120801-36.el7_4.x86_64.rpm
ksh-debuginfo-20120801-36.el7_4.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-2019-14868
https://access.redhat.com/security/updates/classification/#important

8. Contact:

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

Copyright 2020 Red Hat, Inc.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1
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I5Mf
-----END PGP SIGNATURE-----

--
RHSA-announce mailing list
RHSA-announce@redhat.com
https://www.redhat.com/mailman/listinfo/rhsa-announce
Login or Register to add favorites

File Archive:

June 2022

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Jun 1st
    19 Files
  • 2
    Jun 2nd
    16 Files
  • 3
    Jun 3rd
    28 Files
  • 4
    Jun 4th
    0 Files
  • 5
    Jun 5th
    0 Files
  • 6
    Jun 6th
    19 Files
  • 7
    Jun 7th
    23 Files
  • 8
    Jun 8th
    11 Files
  • 9
    Jun 9th
    10 Files
  • 10
    Jun 10th
    4 Files
  • 11
    Jun 11th
    0 Files
  • 12
    Jun 12th
    0 Files
  • 13
    Jun 13th
    0 Files
  • 14
    Jun 14th
    0 Files
  • 15
    Jun 15th
    0 Files
  • 16
    Jun 16th
    0 Files
  • 17
    Jun 17th
    0 Files
  • 18
    Jun 18th
    0 Files
  • 19
    Jun 19th
    27 Files
  • 20
    Jun 20th
    65 Files
  • 21
    Jun 21st
    10 Files
  • 22
    Jun 22nd
    8 Files
  • 23
    Jun 23rd
    6 Files
  • 24
    Jun 24th
    6 Files
  • 25
    Jun 25th
    0 Files
  • 26
    Jun 26th
    0 Files
  • 27
    Jun 27th
    15 Files
  • 28
    Jun 28th
    14 Files
  • 29
    Jun 29th
    0 Files
  • 30
    Jun 30th
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2022 Packet Storm. All rights reserved.

Hosting By
Rokasec
close