CVE-2013-0228

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    CVE-2013-0228

    Published: 1 Mar 2013Last Modified: 10 Apr 2026

    Summary:

    Details: The xen_iret function in arch/x86/xen/xen-asm_32.S in the Linux kernel before 3.7.9 on 32-bit Xen paravirt_ops platforms does not properly handle an invalid value in the DS segment register, which allows guest OS users to gain guest OS privileges via a crafted application.

    References: http://www.mandriva.com/security/advisories?name=MDVSA-2013:176, http://www.ubuntu.com/usn/USN-1795-1, http://www.ubuntu.com/usn/USN-1796-1, http://www.ubuntu.com/usn/USN-1797-1, http://www.ubuntu.com/usn/USN-1805-1, http://www.ubuntu.com/usn/USN-1808-1, https://github.com/torvalds/linux/commit/13d2b4d11d69a92574a55bfd985cfb0ca77aebdc, https://bugzilla.redhat.com/show_bug.cgi?id=906309, http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=13d2b4d11d69a92574a55bfd985cfb0ca77aebdc, http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.7.9, http://www.openwall.com/lists/oss-security/2013/02/13/10

    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