CVE-2018-18311

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    CVE-2018-18311

    Published: 7 Dec 2018Last Modified: 7 Aug 2026

    Summary:

    Details: Perl before 5.26.3 and 5.28.x before 5.28.1 has a buffer overflow via a crafted regular expression that triggers invalid write operations.

    References: https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/RWQGEB543QN7SSBRKYJM6PSOC3RLYGSM/, https://www.oracle.com/security-alerts/cpuapr2020.html, https://www.oracle.com/security-alerts/cpujul2020.html, http://seclists.org/fulldisclosure/2019/Mar/49, http://www.securityfocus.com/bid/106145, http://www.securitytracker.com/id/1042181, https://access.redhat.com/errata/RHBA-2019:0327, https://access.redhat.com/errata/RHSA-2019:0001, https://access.redhat.com/errata/RHSA-2019:0010, https://access.redhat.com/errata/RHSA-2019:0109, https://access.redhat.com/errata/RHSA-2019:1790, https://access.redhat.com/errata/RHSA-2019:1942, https://access.redhat.com/errata/RHSA-2019:2400, https://kc.mcafee.com/corporate/index?page=content&id=SB10278, https://lists.debian.org/debian-lts-announce/2018/11/msg00039.html, https://metacpan.org/changes/release/SHAY/perl-5.26.3, https://metacpan.org/changes/release/SHAY/perl-5.28.1, https://seclists.org/bugtraq/2019/Mar/42, https://security.gentoo.org/glsa/201909-01, https://security.netapp.com/advisory/ntap-20190221-0003/, https://support.apple.com/kb/HT209600, https://usn.ubuntu.com/3834-1/, https://usn.ubuntu.com/3834-2/, https://www.debian.org/security/2018/dsa-4347, https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html, https://rt.perl.org/Ticket/Display.html?id=133204, https://bugzilla.redhat.com/show_bug.cgi?id=1646730, https://github.com/Perl/perl5/commit/34716e2a6ee2af96078d62b065b7785c001194be

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Affected versions

    v5.28.1-RC1
    v5.28.0

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High