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Red Hat: RHSA-2019-2400-01 Important: Perl Buffer Overflow Issue

red hat
Calendar Grey August 7, 2019
Dist Redhat Esm H88
The recent notice from Red Hat outlines a crucial update for Perl that tackles a significant buffer overflow vulnerability. Ensure your systems remain protected!
An update for perl is now available for Red Hat Enterprise Linux 7.3 Advanced Update Support, Red Hat Enterprise Linux 7.3 Telco Extended Update Support, and Red Hat Enterprise Lin...

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

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)
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 buffer overflow red hat software update important perl enterprise

References

https://access.redhat.com/security/cve/CVE-2018-18311 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Enterprise Linux Server AUS (v. 7.3):
Source: perl-5.16.3-291.el7_3.1.src.rpm
noarch: perl-CPAN-1.9800-291.el7_3.1.noarch.rpm perl-ExtUtils-CBuilder-0.28.2.6-291.el7_3.1.noarch.rpm perl-ExtUtils-Embed-1.30-291.el7_3.1.noarch.rpm perl-ExtUtils-Install-1.58-291.el7_3.1.noarch.rpm perl-IO-Zlib-1.10-291.el7_3.1.noarch.rpm perl-Locale-Maketext-Simple-0.21-291.el7_3.1.noarch.rpm perl-Module-CoreList-2.76.02-291.el7_3.1.noarch.rpm perl-Module-Loaded-0.08-291.el7_3.1.noarch.rpm perl-Object-Accessor-0.42-291.el7_3.1.noarch.rpm perl-Package-Constants-0.02-291.el7_3.1.noarch.rpm perl-Pod-Escapes-1.04-291.el7_3.1.noarch.rpm
x86_64: perl-5.16.3-291.el7_3.1.x86_64.rpm perl-Time-Piece-1.20.1-291.el7_3.1.x86_64.rpm perl-core-5.16.3-291.el7_3.1.x86_64.rpm perl-debuginfo-5.16.3-291.el7_3.1.i686.rpm perl-debuginfo-5.16.3-291.el7_3.1.x86_64.rpm perl-devel-5.16.3-291.el7_3.1.i686.rpm perl-devel-5.16.3-291.el7_3.1.x86_64.rpm perl-libs-5.16.3-291.el7_3.1.i686.rpm perl-libs-5.16.3-291.el7_3.1.x86_64.rpm perl-macros-5.16.3-291.el7_3.1.x86_64.rpm
Red Hat Enterprise Linux Server E4S (v. 7.3):
Source: perl-5.16.3-291.el7_3.1.src.rpm
noarch: perl-CPAN-1.9800-291.el7_3.1.noarch.rpm perl-ExtUtils-CBuilder-0.28.2.6-291.el7_3.1.noarch.rpm perl-ExtUtils-Embed-1.30-291.el7_3.1.noarch.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2019:2400-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:2400
Issue date: 2019-08-07

Topic

An update for perl is now available for Red Hat Enterprise Linux 7.3Advanced Update Support, Red Hat Enterprise Linux 7.3 Telco Extended UpdateSupport, and Red Hat Enterprise Linux 7.3 Update Services for SAPSolutions.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 buffer overflow red hat software update important perl enterprise

Relevant Releases Architectures

Red Hat Enterprise Linux Server AUS (v. 7.3) - noarch, x86_64

Red Hat Enterprise Linux Server E4S (v. 7.3) - noarch, ppc64le, x86_64

Red Hat Enterprise Linux Server Optional AUS (v. 7.3) - noarch, x86_64

Red Hat Enterprise Linux Server Optional E4S (v. 7.3) - noarch, ppc64le, x86_64

Red Hat Enterprise Linux Server Optional TUS (v. 7.3) - noarch, x86_64

Red Hat Enterprise Linux Server TUS (v. 7.3) - noarch, x86_64

Bugs Fixed

1646730 - CVE-2018-18311 perl: Integer overflow leading to buffer overflow in Perl_my_setenv()

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