CVE-2012-3433

    Dashboard / Vulnerabilities / CVE-2012-3433

    CVE-2012-3433

    Published: 24 Nov 2012Last Modified: 10 Apr 2026

    Summary:

    Details: Xen 4.0 and 4.1 allows local HVM guest OS kernels to cause a denial of service (domain 0 VCPU hang and kernel panic) by modifying the physical address space in a way that triggers excessive shared page search time during the p2m teardown.

    References: http://secunia.com/advisories/55082, http://security.gentoo.org/glsa/glsa-201309-24.xml, http://www.debian.org/security/2012/dsa-2531, http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00024.html, http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00025.html, http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00017.html, http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00018.html, http://lists.xen.org/archives/html/xen-devel/2012-08/msg00855.html, http://www.openwall.com/lists/oss-security/2012/08/09/3, http://www.securityfocus.com/bid/54942

    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
    CVE-2012-3433 | CVE-DB