CVE-2018-6798

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    CVE-2018-6798

    Published: 17 Apr 2018Last Modified: 7 Aug 2026

    Summary:

    Details: An issue was discovered in Perl 5.22 through 5.26. Matching a crafted locale dependent regular expression can cause a heap-based buffer over-read and potentially information disclosure.

    References: https://www.oracle.com/security-alerts/cpujul2020.html, http://www.securitytracker.com/id/1040681, https://access.redhat.com/errata/RHSA-2018:1192, https://rt.perl.org/Public/Bug/Display.html?id=132063, https://security.gentoo.org/glsa/201909-01, https://usn.ubuntu.com/3625-1/, https://www.debian.org/security/2018/dsa-4172

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- 70f63a4c7dba89e8e48b44de7978faae4319e693
    Fixed -None

    Affected versions

    v5.26.0
    v5.26.0-RC2

    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