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Red Hat 7.4: RHSA-2019:1942-01 Important: Perl Buffer Overflow Fix

red hat
Calendar Grey July 30, 2019
Dist Redhat Esm H88
Keep your Red Hat installations protected by applying this crucial Perl patch that mitigates buffer overflow vulnerabilities in EUS.
An update for perl is now available for Red Hat Enterprise Linux 7.4 Extended Update Support

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 security issue Red Hat update buffer overflow important perl

References

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

Package List

Red Hat Enterprise Linux ComputeNode EUS (v. 7.4):
Source: perl-5.16.3-292.el7_4.1.src.rpm
noarch: perl-CPAN-1.9800-292.el7_4.1.noarch.rpm perl-ExtUtils-CBuilder-0.28.2.6-292.el7_4.1.noarch.rpm perl-ExtUtils-Embed-1.30-292.el7_4.1.noarch.rpm perl-ExtUtils-Install-1.58-292.el7_4.1.noarch.rpm perl-IO-Zlib-1.10-292.el7_4.1.noarch.rpm perl-Locale-Maketext-Simple-0.21-292.el7_4.1.noarch.rpm perl-Module-CoreList-2.76.02-292.el7_4.1.noarch.rpm perl-Module-Loaded-0.08-292.el7_4.1.noarch.rpm perl-Object-Accessor-0.42-292.el7_4.1.noarch.rpm perl-Package-Constants-0.02-292.el7_4.1.noarch.rpm perl-Pod-Escapes-1.04-292.el7_4.1.noarch.rpm
x86_64: perl-5.16.3-292.el7_4.1.x86_64.rpm perl-Time-Piece-1.20.1-292.el7_4.1.x86_64.rpm perl-core-5.16.3-292.el7_4.1.x86_64.rpm perl-debuginfo-5.16.3-292.el7_4.1.i686.rpm perl-debuginfo-5.16.3-292.el7_4.1.x86_64.rpm perl-devel-5.16.3-292.el7_4.1.i686.rpm perl-devel-5.16.3-292.el7_4.1.x86_64.rpm perl-libs-5.16.3-292.el7_4.1.i686.rpm perl-libs-5.16.3-292.el7_4.1.x86_64.rpm perl-macros-5.16.3-292.el7_4.1.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.4):
x86_64: perl-debuginfo-5.16.3-292.el7_4.1.x86_64.rpm perl-tests-5.16.3-292.el7_4.1.x86_64.rpm
Red Hat Enterprise Linux Server EUS (v. 7.4):
Source: perl-5.16.3-292.el7_4.1.src.rpm
noarch:

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2019:1942-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2019:1942
Issue date: 2019-07-30

Topic

An update for perl is now available for Red Hat Enterprise Linux 7.4Extended Update Support.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 security issue Red Hat update buffer overflow important perl

Relevant Releases Architectures

Red Hat Enterprise Linux ComputeNode EUS (v. 7.4) - noarch, x86_64

Red Hat Enterprise Linux ComputeNode Optional EUS (v. 7.4) - x86_64

Red Hat Enterprise Linux Server EUS (v. 7.4) - noarch, ppc64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux Server Optional EUS (v. 7.4) - ppc64, ppc64le, s390x, x86_64

Bugs Fixed

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

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