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    CVE-2013-6376

    The recalculate_apic_map function in arch/x86/kvm/lapic.c in the KVM subsystem in the Linux kernel through 3.12.5 allows guest OS users to cause a denial of service (host OS crash) via a crafted ICR write operation in x2apic mode.

    Published:Dec 12, 2013
    Last Modified:Apr 11, 2025
    EPS:Dec 14, 2013
    EPSS Score:0.00123
    CVSS Score:5.2

    Affected Products

    Vendor
    Linux
    Product
    Linux Kernel

    Exploits

    https://github.com/torvalds/linux/commit/17d68b763f09a9ce824ae23eb62c9efc57b69271https://github.com/torvalds/linux/commit/17d68b763f09a9ce824ae23eb62c9efc57b69271

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

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    CVE-2026-80923 — In the Linux kernel, the following vulnerability has been resolved: xhci: dbgtty: Fix unregister on tty_regis…
    CVE-2026-80922 — In the Linux kernel, the following vulnerability has been resolved: crypto: qcom-rng - Allow zero as a random…
    CVE-2026-80921 (CVSS 8.8) — In the Linux kernel, the following vulnerability has been resolved: KVM: s390: vsie: zero stale crypto bits …
    CVE-2026-80920 — In the Linux kernel, the following vulnerability has been resolved: io_uring: defer eventfd signaling when qu…
    CVE-2026-80919 — In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix recursive ww_mutex acquir…
    CVE-2026-80918 — In the Linux kernel, the following vulnerability has been resolved: HID: core: fix number/pointer type confus…
    CVE-2026-80917 — In the Linux kernel, the following vulnerability has been resolved: PCI: host-generic: Fix NULL pointer deref…
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    References

    http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=17d68b763f09a9ce824ae23eb62c9efc57b69271
    http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00002.html
    http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00003.html
    http://www.openwall.com/lists/oss-security/2013/12/12/12
    http://www.securityfocus.com/bid/64319
    http://www.ubuntu.com/usn/USN-2113-1
    http://www.ubuntu.com/usn/USN-2117-1
    http://www.ubuntu.com/usn/USN-2136-1
    https://bugzilla.redhat.com/show_bug.cgi?id=1033106
    https://github.com/torvalds/linux/commit/17d68b763f09a9ce824ae23eb62c9efc57b69271
    http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=17d68b763f09a9ce824ae23eb62c9efc57b69271
    http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00002.html
    http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00003.html
    http://www.openwall.com/lists/oss-security/2013/12/12/12
    http://www.securityfocus.com/bid/64319
    http://www.ubuntu.com/usn/USN-2113-1
    http://www.ubuntu.com/usn/USN-2117-1
    http://www.ubuntu.com/usn/USN-2136-1
    https://bugzilla.redhat.com/show_bug.cgi?id=1033106
    https://github.com/torvalds/linux/commit/17d68b763f09a9ce824ae23eb62c9efc57b69271

    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