Vulnerability index

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Xen MEDIUM 6.3
CVE-2016-7777

Xen 4.7.x and earlier does not properly honor CR0.TS and CR0.EM, which allows local x86 HVM guest OS users to read or modify FPU, MMX, or XMM registe…

Fix: after 4.7.0
Fix from $1,600 2016-10-07
Xen MEDIUM 6.7
CVE-2016-7154

Use-after-free vulnerability in the FIFO event channel code in Xen 4.4.x allows local guest OS administrators to cause a denial of service (host cras…

Patch available
Fix from $1,600 2016-09-21
Xen HIGH 8.2
CVE-2016-7093

Xen 4.5.3, 4.6.3, and 4.7.x allow local HVM guest OS administrators to overwrite hypervisor memory and consequently gain host OS privileges by levera…

Patch available
Fix from $1,950 2016-09-21
Xen HIGH 8.2
CVE-2016-7092

The get_page_from_l3e function in arch/x86/mm.c in Xen allows local 32-bit PV guest OS administrators to gain host OS privileges via vectors related …

Patch available
Fix from $1,950 2016-09-21
Xen MEDIUM 5.6
CVE-2016-5242

The p2m_teardown function in arch/arm/p2m.c in Xen 4.4.x through 4.6.x allows local guest OS users with access to the driver domain to cause a denial…

Mitigation only
Fix from $1,600 2016-06-07
Xen HIGH 7.5
CVE-2015-8554

Buffer overflow in hw/pt-msi.c in Xen 4.6.x and earlier, when using the qemu-xen-traditional (aka qemu-dm) device model, allows local x86 HVM guest a…

Fix: after 4.6.1
Fix from $1,950 2016-04-14
Xen HIGH 8.2
CVE-2015-8550

Xen, when used on a system providing PV backends, allows local guest OS administrators to cause a denial of service (host OS crash) or gain privilege…

Mitigation only
Fix from $1,950 2016-04-14
Xen MEDIUM 5.5
CVE-2016-2271

VMX in Xen 4.6.x and earlier, when using an Intel or Cyrix CPU, allows local HVM guest users to cause a denial of service (guest crash) via vectors r…

Patch available
Fix from $1,600 2016-02-19
Xen HIGH 8.5
CVE-2016-1570

The PV superpage functionality in arch/x86/mm.c in Xen 3.4.0, 3.4.1, and 4.1.x through 4.6.x allows local PV guests to obtain sensitive information, …

Mitigation only
Fix from $1,950 2016-01-22
Xen MEDIUM 5.0
CVE-2015-8615

The hvm_set_callback_via function in arch/x86/hvm/irq.c in Xen 4.6 does not limit the number of printk console messages when logging the new callback…

Mitigation only
Fix from $1,600 2016-01-08
Xen HIGH 7.8
CVE-2015-8341

The libxl toolstack library in Xen 4.1.x through 4.6.x does not properly release mappings of files used as kernels and initial ramdisks when managing…

Mitigation only
Fix from $1,950 2015-12-17
Xen HIGH 7.2
CVE-2015-8338

Xen 4.6.x and earlier does not properly enforce limits on page order inputs for the (1) XENMEM_increase_reservation, (2) XENMEM_populate_physmap, (3)…

Fix: after 4.6.0
Fix from $1,950 2015-12-17
Xen HIGH 7.2
CVE-2015-7835

The mod_l2_entry function in arch/x86/mm.c in Xen 3.4 through 4.6.x does not properly validate level 2 page table entries, which allows local PV gues…

Mitigation only
Fix from $1,950 2015-10-30
Xen MEDIUM 6.8
CVE-2015-3259

Stack-based buffer overflow in the xl command line utility in Xen 4.1.x through 4.5.x allows local guest administrators to gain privileges via a long…

Patch available
Fix from $1,600 2015-07-16
Xen HIGH 7.8
CVE-2015-4104

Xen 3.3.x through 4.5.x does not properly restrict access to PCI MSI mask bits, which allows local x86 HVM guest users to cause a denial of service (…

Mitigation only
Fix from $1,950 2015-06-03
Xen HIGH 7.8
CVE-2015-0361

Use-after-free vulnerability in Xen 4.2.x, 4.3.x, and 4.4.x allows remote domains to cause a denial of service (system crash) via a crafted hypercall…

Patch available
Fix from $1,950 2015-01-07
Xen HIGH 8.3
CVE-2014-7188

The hvm_msr_read_intercept function in arch/x86/hvm/hvm.c in Xen 4.1 through 4.4.x uses an improper MSR range for x2APIC emulation, which allows loca…

Patch available
Fix from $1,950 2014-10-02
Xen HIGH 7.4
CVE-2014-3969

Xen 4.4.x, when running on an ARM system, does not properly check write permissions on virtual addresses, which allows local guest administrators to …

Patch available
Fix from $1,950 2014-06-05
Xen MEDIUM 5.5
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 HV…

Patch available
Fix from $1,600 2014-06-05
Xen MEDIUM 5.5
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 la…

Patch available
Fix from $1,600 2014-06-05
Xen MEDIUM 6.7
CVE-2014-3124

The HVMOP_set_mem_type control in Xen 4.1 through 4.4.x allows local guest HVM administrators to cause a denial of service (hypervisor crash) or poss…

Patch available
Fix from $1,600 2014-05-07
Xen MEDIUM 6.2
CVE-2014-3125

Xen 4.4.x, when running on an ARM system, does not properly context switch the CNTKCTL_EL1 register, which allows local guest users to modify the har…

Patch available
Fix from $1,600 2014-05-02
Xen MEDIUM 5.5
CVE-2014-2986

The vgic_distr_mmio_write function in the virtual guest interrupt controller (GIC) distributor (arch/arm/vgic.c) in Xen 4.4.x, when running on an ARM…

Patch available
Fix from $1,600 2014-04-28
Xen MEDIUM 5.5
CVE-2014-2915

Xen 4.4.x, when running on ARM systems, does not properly restrict access to hardware features, which allows local guest users to cause a denial of s…

Mitigation only
Fix from $1,600 2014-04-24
Xen MEDIUM 5.8
CVE-2014-1895

Off-by-one error in the flask_security_avc_cachestats function in xsm/flask/flask_op.c in Xen 4.2.x and 4.3.x, when the maximum number of physical CP…

Patch available
Fix from $1,600 2014-04-01
Xen MEDIUM 5.2
CVE-2014-1891

Multiple integer overflows in the (1) FLASK_GETBOOL, (2) FLASK_SETBOOL, (3) FLASK_USER, and (4) FLASK_CONTEXT_TO_SID suboperations in the flask hyper…

Fix: after 4.3.0
Fix from $1,600 2014-04-01
Xen MEDIUM 5.2
CVE-2014-1892

Xen 3.3 through 4.1, when XSM is enabled, allows local users to cause a denial of service via vectors related to a "large memory allocation," a diffe…

Patch available
Fix from $1,600 2014-04-01
Xen MEDIUM 5.2
CVE-2014-1893

Multiple integer overflows in the (1) FLASK_GETBOOL and (2) FLASK_SETBOOL suboperations in the flask hypercall in Xen 4.1.x, 3.3.x, 3.2.x, and earlie…

Fix: after 4.1.6.1
Fix from $1,600 2014-04-01
Xen MEDIUM 5.2
CVE-2014-1894

Multiple integer overflows in unspecified suboperations in the flask hypercall in Xen 3.2.x and earlier, when XSM is enabled, allow local users to ca…

Fix: after 3.2.3
Fix from $1,600 2014-04-01
Xen HIGH 8.3
CVE-2014-1666

The do_physdev_op function in Xen 4.1.5, 4.1.6.1, 4.2.2 through 4.2.3, and 4.3.x does not properly restrict access to the (1) PHYSDEVOP_prepare_msix …

Patch available
Fix from $1,950 2014-01-26