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Red Hat Security Advisory 2019-0010-01

Red Hat Security Advisory 2019-0010-01
Posted Jan 3, 2019
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2019-0010-01 - Perl is a high-level programming language that is commonly used for system administration utilities and web programming. Issues addressed include a buffer overflow vulnerability.

tags | advisory, web, overflow, perl
systems | linux, redhat
advisories | CVE-2018-18311, CVE-2018-18312, CVE-2018-18313, CVE-2018-18314
MD5 | faadd3788ca90ff4abd0d9508d573eaa

Red Hat Security Advisory 2019-0010-01

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

Synopsis: Important: rh-perl524-perl security update
Advisory ID: RHSA-2019:0010-01
Product: Red Hat Software Collections
Advisory URL: https://access.redhat.com/errata/RHSA-2019:0010
Issue date: 2019-01-02
CVE Names: CVE-2018-18311 CVE-2018-18312 CVE-2018-18313
CVE-2018-18314
====================================================================
1. Summary:

An update for rh-perl524-perl is now available for Red Hat Software
Collections.

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 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, x86_64
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4) - noarch, x86_64
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.5) - noarch, x86_64
Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6) - noarch, 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

3. Description:

Perl is a high-level programming language that is commonly used for system
administration utilities and web programming.

Security Fix(es):

* perl: Integer overflow leading to buffer overflow in Perl_my_setenv()
(CVE-2018-18311)

* perl: Heap-based buffer overflow in S_handle_regex_sets()
(CVE-2018-18312)

* perl: Heap-based buffer overflow in S_regatom() (CVE-2018-18314)

* perl: Heap-based buffer read overflow in S_grok_bslash_N()
(CVE-2018-18313)

For more details about the security issue(s), including the impact, a CVSS
score, and other related information, refer to the CVE page(s) listed in
the References section.

Red Hat would like to thank the Perl project for reporting these issues.
Upstream acknowledges Jayakrishna Menon as the original reporter of
CVE-2018-18311; Eiichi Tsukata as the original reporter of CVE-2018-18312
and CVE-2018-18313; and Jakub Wilk as the original reporter of
CVE-2018-18314.

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/):

1646730 - CVE-2018-18311 perl: Integer overflow leading to buffer overflow in Perl_my_setenv()
1646734 - CVE-2018-18312 perl: Heap-based buffer overflow in S_handle_regex_sets()
1646738 - CVE-2018-18313 perl: Heap-based buffer read overflow in S_grok_bslash_N()
1646751 - CVE-2018-18314 perl: Heap-based buffer overflow in S_regatom()

6. Package List:

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 6):

Source:
rh-perl524-perl-5.24.0-381.el6.src.rpm

noarch:
rh-perl524-perl-Locale-Maketext-Simple-0.21-381.el6.noarch.rpm

x86_64:
rh-perl524-perl-tests-5.24.0-381.el6.x86_64.rpm

Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 6):

Source:
rh-perl524-perl-5.24.0-381.el6.src.rpm

noarch:
rh-perl524-perl-Locale-Maketext-Simple-0.21-381.el6.noarch.rpm

x86_64:
rh-perl524-perl-tests-5.24.0-381.el6.x86_64.rpm

Red Hat Software Collections for Red Hat Enterprise Linux Server (v. 7):

Source:
rh-perl524-perl-5.24.0-381.el7.src.rpm

noarch:
rh-perl524-perl-Locale-Maketext-Simple-0.21-381.el7.noarch.rpm

x86_64:
rh-perl524-perl-tests-5.24.0-381.el7.x86_64.rpm

Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.4):

Source:
rh-perl524-perl-5.24.0-381.el7.src.rpm

noarch:
rh-perl524-perl-Locale-Maketext-Simple-0.21-381.el7.noarch.rpm

x86_64:
rh-perl524-perl-tests-5.24.0-381.el7.x86_64.rpm

Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.5):

Source:
rh-perl524-perl-5.24.0-381.el7.src.rpm

noarch:
rh-perl524-perl-Locale-Maketext-Simple-0.21-381.el7.noarch.rpm

x86_64:
rh-perl524-perl-tests-5.24.0-381.el7.x86_64.rpm

Red Hat Software Collections for Red Hat Enterprise Linux Server EUS (v. 7.6):

Source:
rh-perl524-perl-5.24.0-381.el7.src.rpm

noarch:
rh-perl524-perl-Locale-Maketext-Simple-0.21-381.el7.noarch.rpm

x86_64:
rh-perl524-perl-tests-5.24.0-381.el7.x86_64.rpm

Red Hat Software Collections for Red Hat Enterprise Linux Workstation (v. 7):

Source:
rh-perl524-perl-5.24.0-381.el7.src.rpm

noarch:
rh-perl524-perl-Locale-Maketext-Simple-0.21-381.el7.noarch.rpm

x86_64:
rh-perl524-perl-tests-5.24.0-381.el7.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-2018-18311
https://access.redhat.com/security/cve/CVE-2018-18312
https://access.redhat.com/security/cve/CVE-2018-18313
https://access.redhat.com/security/cve/CVE-2018-18314
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 2019 Red Hat, Inc.
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