CVE-2018-12293

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    CVE-2018-12293

    Published: 19 Jun 2018Last Modified: 15 Mar 2026

    Summary:

    Details: The getImageData function in the ImageBufferCairo class in WebCore/platform/graphics/cairo/ImageBufferCairo.cpp in WebKit, as used in WebKitGTK+ prior to version 2.20.3 and WPE WebKit prior to version 2.20.1, is vulnerable to a heap-based buffer overflow triggered by an integer overflow, which could be abused by crafted HTML content.

    References: https://www.exploit-db.com/exploits/45205/, http://www.securityfocus.com/archive/1/542087/100/0/threaded, http://packetstormsecurity.com/files/148200/WebKitGTK-Data-Leak-Code-Execution.html, https://security.gentoo.org/glsa/201808-04, https://usn.ubuntu.com/3687-1/, https://bugs.webkit.org/show_bug.cgi?id=186384, https://trac.webkit.org/changeset/232618, http://www.openwall.com/lists/oss-security/2018/06/14/1

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: N/A

    Events:

    Introduced- None
    Fixed -None

    Affected versions

    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