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xen xen 4.2.1 vulnerabilities and exploits

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4.7
CVSSv2

CVE-2013-1919

Xen 4.2.x and 4.1.x does not properly restrict access to IRQs, which allows local stub domain clients to gain access to IRQs and cause a denial of service via vectors related to "passed-through IRQs or PCI devices."
Xen Xen 4.1.0Xen Xen 4.1.1Xen Xen 4.1.2Xen Xen 4.1.3Xen Xen 4.1.4Xen Xen 4.1.5Xen Xen 4.2.0Xen Xen 4.2.1Xen Xen 4.2.2
4.9
CVSSv2

CVE-2015-4163

GNTTABOP_swap_grant_ref in Xen 4.2 up to and including 4.5 does not check the grant table operation version, which allows local guest domains to cause a denial of service (NULL pointer dereference) via a hypercall without a GNTTABOP_setup_table or GNTTABOP_set_version.
Xen Xen 4.2.0Xen Xen 4.2.1Xen Xen 4.2.2Xen Xen 4.2.3Xen Xen 4.3.0Xen Xen 4.3.1Xen Xen 4.3.4Xen Xen 4.4.0Xen Xen 4.4.1Xen Xen 4.5.0
5.5
CVSSv2

CVE-2014-3968

The HVMOP_inject_msi function in Xen 4.2.x, 4.3.x, and 4.4.x allows local guest HVM administrators to cause a denial of service (host crash) via a large number of crafted requests, which trigger an error messages to be logged.
Xen Xen 4.3.0Xen Xen 4.3.1Xen Xen 4.2.0Xen Xen 4.2.1Xen Xen 4.2.2Xen Xen 4.2.3Opensuse Opensuse 12.3Opensuse Opensuse 13.1Xen Xen 4.4.0
5.5
CVSSv2

CVE-2014-3967

The HVMOP_inject_msi function in Xen 4.2.x, 4.3.x, and 4.4.x does not properly check the return value from the IRQ setup check, which allows local HVM guest administrators to cause a denial of service (NULL pointer dereference and crash) via unspecified vectors.
Xen Xen 4.2.0Xen Xen 4.2.1Xen Xen 4.2.2Xen Xen 4.2.3Xen Xen 4.4.0Opensuse Opensuse 12.3Opensuse Opensuse 13.1Xen Xen 4.3.0Xen Xen 4.3.1
4.7
CVSSv2

CVE-2014-5146

Certain MMU virtualization operations in Xen 4.2.x up to and including 4.4.x before the xsa97-hap patch, when using Hardware Assisted Paging (HAP), are not preemptible, which allows local HVM guest to cause a denial of service (vcpu consumption) by invoking these operations, whic...
Opensuse Opensuse 13.1Opensuse Opensuse 13.2Xen Xen 4.2.0Xen Xen 4.2.1Xen Xen 4.2.2Xen Xen 4.2.3Xen Xen 4.3.0Xen Xen 4.3.1Xen Xen 4.4.0
4.7
CVSSv2

CVE-2014-5149

Certain MMU virtualization operations in Xen 4.2.x up to and including 4.4.x, when using shadow pagetables, are not preemptible, which allows local HVM guest to cause a denial of service (vcpu consumption) by invoking these operations, which process every page assigned to a guest...
Opensuse Opensuse 13.1Opensuse Opensuse 13.2Xen Xen 4.2.0Xen Xen 4.2.1Xen Xen 4.2.2Xen Xen 4.2.3Xen Xen 4.3.0Xen Xen 4.3.1Xen Xen 4.4.0
4.6
CVSSv2

CVE-2014-1950

Use-after-free vulnerability in the xc_cpupool_getinfo function in Xen 4.1.x up to and including 4.3.x, when using a multithreaded toolstack, does not properly handle a failure by the xc_cpumap_alloc function, which allows local users with access to management functions to cause ...
Xen Xen 4.1.1Xen Xen 4.1.2Xen Xen 4.1.3Xen Xen 4.1.4Xen Xen 4.1.5Xen Xen 4.1.6.1Xen Xen 4.2.0Xen Xen 4.2.1Xen Xen 4.2.2Xen Xen 4.2.3Xen Xen 4.3.0Xen Xen 4.3.1
4.7
CVSSv2

CVE-2013-2078

Xen 4.0.2 up to and including 4.0.4, 4.1.x, and 4.2.x allows local PV guest users to cause a denial of service (hypervisor crash) via certain bit combinations to the XSETBV instruction.
Xen Xen 4.0.2Xen Xen 4.0.3Xen Xen 4.0.4Xen Xen 4.1.0Xen Xen 4.1.1Xen Xen 4.1.2Xen Xen 4.1.3Xen Xen 4.1.4Xen Xen 4.1.5Xen Xen 4.2.0Xen Xen 4.2.1Xen Xen 4.2.2
5.2
CVSSv2

CVE-2013-4416

The Ocaml xenstored implementation (oxenstored) in Xen 4.1.x, 4.2.x, and 4.3.x allows local guest domains to cause a denial of service (domain shutdown) via a large message reply.
Xen Xen 4.1.0Xen Xen 4.1.1Xen Xen 4.1.2Xen Xen 4.1.3Xen Xen 4.1.4Xen Xen 4.1.5Xen Xen 4.1.6.1Xen Xen 4.2.0Xen Xen 4.2.1Xen Xen 4.2.2Xen Xen 4.2.3Xen Xen 4.3.0
1.9
CVSSv2

CVE-2013-1952

Xen 4.x, when using Intel VT-d for a bus mastering capable PCI device, does not properly check the source when accessing a bridge device's interrupt remapping table entries for MSI interrupts, which allows local guest domains to cause a denial of service (interrupt injection...
Xen Xen 4.0.0Xen Xen 4.0.1Xen Xen 4.0.2Xen Xen 4.0.3Xen Xen 4.0.4Xen Xen 4.1.0Xen Xen 4.1.1Xen Xen 4.1.2Xen Xen 4.1.3Xen Xen 4.1.4Xen Xen 4.2.0Xen Xen 4.2.1
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CVSSv3
CVSSv2
CVSSv3
CVSSv4
EPSS
VMScore
Recommendations:
unprivilegedprivilege escalationCVE-2024-57040morningCVE-2025-24801CVE-2025-24813CVE-2025-29930CVE-2024-10442smartosCVE-2025-0694cryptolibmbconnect24local users
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