UBUNTU-CVE-2013-1943

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    UBUNTU-CVE-2013-1943

    Published: 16 Jul 2013Last Modified: 4 Feb 2026
    Upstream:
    CVE-2013-1943

    Summary:

    Details: The KVM subsystem in the Linux kernel before 3.0 does not check whether kernel addresses are specified during allocation of memory slots for use in a guest's physical address space, which allows local users to gain privileges or obtain sensitive information from kernel memory via a crafted application, related to arch/x86/kvm/paging_tmpl.h and virt/kvm/kvm_main.c.

    References: https://ubuntu.com/security/CVE-2013-1943, https://rhn.redhat.com/errata/RHSA-2013-0911.html, https://ubuntu.com/security/notices/USN-1940-1, https://ubuntu.com/security/notices/USN-1939-1, https://www.cve.org/CVERecord?id=CVE-2013-1943

    Affected packages

    Package

    Name: linux

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

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -3.11.0-12.19

    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