UBUNTU-CVE-2018-20456

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    UBUNTU-CVE-2018-20456

    Published: 25 Dec 2018Last Modified: 22 Apr 2026
    Upstream:
    CVE-2018-20456

    Summary:

    Details: In radare2 prior to 3.1.1, the parseOperand function inside libr/asm/p/asm_x86_nz.c may allow attackers to cause a denial of service (application crash in libr/util/strbuf.c via a stack-based buffer over-read) by crafting an input file, a related issue to CVE-2018-20455.

    References: https://ubuntu.com/security/CVE-2018-20456, https://github.com/radare/radare2/commit/9b46d38dd3c4de6048a488b655c7319f845af185, https://github.com/radare/radare2/issues/12372, https://www.cve.org/CVERecord?id=CVE-2018-20456

    Affected packages

    Package

    Name: radare2

    Purl: pkg:deb/ubuntu/[email protected]?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    0.9.6-3.1ubuntu1

    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