critical
9.1
CWE
125
Advisory Published
CVE Published
Updated

CVE-2018-18313

First published: Mon Nov 05 2018(Updated: )

A flaw was found in Perl versions 5.22 through 5.26. Heap-buffer-overflow read in regcomp.c Upstream Patch: <a href="https://github.com/Perl/perl5/commit/43b2f4ef399e2fd7240b4eeb0658686ad95f8e62">https://github.com/Perl/perl5/commit/43b2f4ef399e2fd7240b4eeb0658686ad95f8e62</a>

Credit: Jakub Wilk Jayakrishna Menon Eiichi Tsukata cve@mitre.org cve@mitre.org

Affected SoftwareAffected VersionHow to fix
Apple macOS Mojave<10.14.4
10.14.4
Apple High Sierra
Apple Sierra
redhat/perl<5.26.3
5.26.3
redhat/perl<5.28.1
5.28.1
Perl Perl<5.26.3
Canonical Ubuntu Linux=12.04
Canonical Ubuntu Linux=14.04
Canonical Ubuntu Linux=16.04
Canonical Ubuntu Linux=18.04
Canonical Ubuntu Linux=18.10
Debian Debian Linux=9.0
Redhat Enterprise Linux=6.0
Redhat Enterprise Linux=7.0
Redhat Enterprise Linux=7.4
Redhat Enterprise Linux=7.5
Redhat Enterprise Linux=7.6
NetApp E-Series SANtricity OS Controller>=11.0<=11.40
NetApp Snap Creator Framework
Netapp Snapcenter
Netapp Snapdrive Unix
Apple Mac OS X<10.14.4
debian/perl
5.32.1-4+deb11u3
5.32.1-4+deb11u4
5.36.0-7+deb12u1
5.40.0-7

Remedy

https://bugzilla.redhat.com/show_bug.cgi?id=1646738

Remedy

https://github.com/Perl/perl5/commit/43b2f4ef399e2fd7240b4eeb0658686ad95f8e62

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is CVE-2018-18313?

    CVE-2018-18313 is a vulnerability in Perl that allows for a buffer over-read which can lead to disclosure of sensitive information.

  • How severe is CVE-2018-18313?

    CVE-2018-18313 has a severity score of 9.1, which is considered critical.

  • Which software versions are affected by CVE-2018-18313?

    Perl versions before 5.26.3 are affected by CVE-2018-18313.

  • What is the remedy for CVE-2018-18313?

    To fix CVE-2018-18313, upgrade Perl to version 5.26.3 or later.

  • Where can I find more information about CVE-2018-18313?

    You can find more information about CVE-2018-18313 at the following references: [Link 1](http://seclists.org/fulldisclosure/2019/Mar/49), [Link 2](http://www.securitytracker.com/id/1042181), [Link 3](https://access.redhat.com/errata/RHSA-2019:0001).

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