CVE-2012-6033

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    CVE-2012-6033

    Published: 23 Nov 2012Last Modified: 10 Apr 2026

    Summary:

    Details: The do_tmem_control function in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 does not properly check privileges, which allows local guest OS users to access control stack operations via unspecified vectors. NOTE: this issue was originally published as part of CVE-2012-3497, which was too general; CVE-2012-3497 has been SPLIT into this ID and others.

    References: http://lists.xen.org/archives/html/xen-announce/2012-09/msg00006.html, http://secunia.com/advisories/50472, http://secunia.com/advisories/55082, http://security.gentoo.org/glsa/glsa-201309-24.xml, https://security.gentoo.org/glsa/201604-03, http://osvdb.org/85199, http://wiki.xen.org/wiki/Security_Announcements#XSA-15_multiple_TMEM_hypercall_vulnerabilities, http://www.openwall.com/lists/oss-security/2012/09/05/8, http://www.securityfocus.com/bid/55410, http://www.securitytracker.com/id?1027482, https://exchange.xforce.ibmcloud.com/vulnerabilities/78268

    Affected packages

    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