Max CVSS 8.3 Min CVSS 1.2 Total Count67
IDCVSSSummaryLast (major) updatePublished
CVE-2014-7188 8.3
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 local HVM guests to cause a denial of service (host crash) or read data from the hypervisor or other gues
09-04-2017 - 21:59 02-10-2014 - 10:55
CVE-2014-3566 4.3
The SSL protocol 3.0, as used in OpenSSL through 1.0.1i and other products, uses nondeterministic CBC padding, which makes it easier for man-in-the-middle attackers to obtain cleartext data via a padding-oracle attack, aka the "POODLE" issue.
23-03-2017 - 21:59 14-10-2014 - 20:55
CVE-2015-2752 4.9
The XEN_DOMCTL_memory_mapping hypercall in Xen 3.2.x through 4.5.x, when using a PCI passthrough device, is not preemptible, which allows local x86 HVM domain users to cause a denial of service (host CPU consumption) via a crafted request to the devi
10-01-2017 - 21:59 01-04-2015 - 10:59
CVE-2014-5146 4.7
Certain MMU virtualization operations in Xen 4.2.x through 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 thes
06-01-2017 - 22:00 22-08-2014 - 10:55
CVE-2014-1893 5.2
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 earlier, when XSM is enabled, allow local users to cause a denial of service (processor fault) via unspecif
06-01-2017 - 21:59 01-04-2014 - 02:35
CVE-2014-1892 5.2
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 different vulnerability than CVE-2014-1891, CVE-2014-1893, and CVE-2014-1894.
06-01-2017 - 21:59 01-04-2014 - 02:35
CVE-2013-6885 4.7
The microcode on AMD 16h 00h through 0Fh processors does not properly handle the interaction between locked instructions and write-combined memory types, which allows local users to cause a denial of service (system hang) via a crafted application, a
06-01-2017 - 21:59 28-11-2013 - 23:33
CVE-2013-6400 6.8
Xen 4.2.x and 4.3.x, when using Intel VT-d and a PCI device has been assigned, does not clear the flag that suppresses IOMMU TLB flushes when unspecified errors occur, which causes the TLB entries to not be flushed and allows local guest administrato
06-01-2017 - 21:59 13-12-2013 - 13:55
CVE-2013-4554 5.2
Xen 3.0.3 through 4.1.x (possibly 4.1.6.1), 4.2.x (possibly 4.2.3), and 4.3.x (possibly 4.3.1) does not properly prevent access to hypercalls, which allows local guest users to gain privileges via a crafted application running in ring 1 or 2.
06-01-2017 - 21:59 24-12-2013 - 14:55
CVE-2013-4553 5.2
The XEN_DOMCTL_getmemlist hypercall in Xen 3.4.x through 4.3.x (possibly 4.3.1) does not always obtain the page_alloc_lock and mm_rwlock in the same order, which allows local guest administrators to cause a denial of service (host deadlock).
06-01-2017 - 21:59 24-12-2013 - 14:55
CVE-2013-4494 5.2
Xen before 4.1.x, 4.2.x, and 4.3.x does not take the page_alloc_lock and grant_table.lock in the same order, which allows local guest administrators with access to multiple vcpus to cause a denial of service (host deadlock) via unspecified vectors.
06-01-2017 - 21:59 02-11-2013 - 14:55
CVE-2013-4368 1.9
The outs instruction emulation in Xen 3.1.x, 4.2.x, 4.3.x, and earlier, when using FS: or GS: segment override, uses an uninitialized variable as a segment base, which allows local 64-bit PV guests to obtain sensitive information (hypervisor stack co
06-01-2017 - 21:59 17-10-2013 - 19:55
CVE-2013-4361 2.1
The fbld instruction emulation in Xen 3.3.x through 4.3.x does not use the correct variable for the source effective address, which allows local HVM guests to obtain hypervisor stack information by reading the values used by the instruction.
06-01-2017 - 21:59 01-10-2013 - 13:55
CVE-2013-4355 1.5
Xen 4.3.x and earlier does not properly handle certain errors, which allows local HVM guests to obtain hypervisor stack memory via a (1) port or (2) memory mapped I/O write or (3) other unspecified operations related to addresses without associated m
06-01-2017 - 21:59 01-10-2013 - 13:55
CVE-2013-4329 6.5
The xenlight library (libxl) in Xen 4.0.x through 4.2.x, when IOMMU is disabled, provides access to a busmastering-capable PCI passthrough device before the IOMMU setup is complete, which allows local HVM guest domains to gain privileges or cause a d
06-01-2017 - 21:59 12-09-2013 - 14:37
CVE-2013-1442 1.2
Xen 4.0 through 4.3.x, when using AVX or LWP capable CPUs, does not properly clear previous data from registers when using an XSAVE or XRSTOR to extend the state components of a saved or restored vCPU after touching other restored extended registers,
06-01-2017 - 21:59 30-09-2013 - 17:55
CVE-2015-3456 7.7
The Floppy Disk Controller (FDC) in QEMU, as used in Xen 4.5.x and earlier and KVM, allows local guest users to cause a denial of service (out-of-bounds write and guest crash) or possibly execute arbitrary code via the (1) FD_CMD_READ_ID, (2) FD_CMD_
02-01-2017 - 22:00 13-05-2015 - 14:59
CVE-2015-2756 4.9
QEMU, as used in Xen 3.3.x through 4.5.x, does not properly restrict access to PCI command registers, which might allow local HVM guest users to cause a denial of service (non-maskable interrupt and host crash) by disabling the (1) memory or (2) I/O
02-01-2017 - 21:59 01-04-2015 - 10:59
CVE-2015-2151 7.2
The x86 emulator in Xen 3.2.x through 4.5.x does not properly ignore segment overrides for instructions with register operands, which allows local guest users to obtain sensitive information, cause a denial of service (memory corruption), or possibly
02-01-2017 - 21:59 12-03-2015 - 10:59
CVE-2015-2045 2.1
The HYPERVISOR_xen_version hypercall in Xen 3.2.x through 4.5.x does not properly initialize data structures, which allows local guest users to obtain sensitive information via unspecified vectors.
02-01-2017 - 21:59 12-03-2015 - 10:59
CVE-2015-2044 2.1
The emulation routines for unspecified X86 devices in Xen 3.2.x through 4.5.x does not properly initialize data, which allow local HVM guest users to obtain sensitive information via vectors involving an unsupported access size.
02-01-2017 - 21:59 12-03-2015 - 10:59
CVE-2014-7156 3.3
The x86_emulate function in arch/x86/x86_emulate/x86_emulate.c in Xen 3.3.x through 4.4.x does not check the supervisor mode permissions for instructions that generate software interrupts, which allows local HVM guest users to cause a denial of servi
02-01-2017 - 21:59 02-10-2014 - 10:55
CVE-2014-7155 5.8
The x86_emulate function in arch/x86/x86_emulate/x86_emulate.c in Xen 4.4.x and earlier does not properly check supervisor mode permissions, which allows local HVM users to cause a denial of service (guest crash) or gain guest kernel mode privileges
02-01-2017 - 21:59 02-10-2014 - 10:55
CVE-2015-4164 4.9
The compat_iret function in Xen 3.1 through 4.5 iterates the wrong way through a loop, which allows local 32-bit PV guest administrators to cause a denial of service (large loop and system hang) via a hypercall_iret call with EFLAGS.VM set.
30-12-2016 - 21:59 15-06-2015 - 11:59
CVE-2015-3209 7.5
Heap-based buffer overflow in the PCNET controller in QEMU allows remote attackers to execute arbitrary code by sending a packet with TXSTATUS_STARTPACKET set and then a crafted packet with TXSTATUS_DEVICEOWNS set.
30-12-2016 - 21:59 15-06-2015 - 11:59
CVE-2013-2072 7.4
Buffer overflow in the Python bindings for the xc_vcpu_setaffinity call in Xen 4.0.x, 4.1.x, and 4.2.x allows local administrators with permissions to configure VCPU affinity to cause a denial of service (memory corruption and xend toolstack crash) a
30-12-2016 - 21:59 28-08-2013 - 17:55
CVE-2006-1056 2.1
The Linux kernel before 2.6.16.9 and the FreeBSD kernel, when running on AMD64 and other 7th and 8th generation AuthenticAMD processors, only save/restore the FOP, FIP, and FDP x87 registers in FXSAVE/FXRSTOR when an exception is pending, which allow
21-11-2016 - 21:59 20-04-2006 - 06:02
CVE-2014-1950 4.6
Use-after-free vulnerability in the xc_cpupool_getinfo function in Xen 4.1.x through 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 f
11-12-2014 - 22:01 14-02-2014 - 10:55
CVE-2013-2211 7.4
The libxenlight (libxl) toolstack library in Xen 4.0.x, 4.1.x, and 4.2.x uses weak permissions for xenstore keys for paravirtualised and emulated serial console devices, which allows local guest administrators to modify the xenstore value via unspeci
11-12-2014 - 21:59 28-08-2013 - 17:55
CVE-2013-2196 6.9
Multiple unspecified vulnerabilities in the Elf parser (libelf) in Xen 4.2.x and earlier allow local guest administrators with certain permissions to have an unspecified impact via a crafted kernel, related to "other problems" that are not CVE-2013-2
11-12-2014 - 21:59 23-08-2013 - 12:55
CVE-2013-2195 6.9
The Elf parser (libelf) in Xen 4.2.x and earlier allow local guest administrators with certain permissions to have an unspecified impact via a crafted kernel, related to "pointer dereferences" involving unexpected calculations.
11-12-2014 - 21:59 23-08-2013 - 12:55
CVE-2013-2194 6.9
Multiple integer overflows in the Elf parser (libelf) in Xen 4.2.x and earlier allow local guest administrators with certain permissions to have an unspecified impact via a crafted kernel.
11-12-2014 - 21:59 23-08-2013 - 12:55
CVE-2013-2078 4.7
Xen 4.0.2 through 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.
11-12-2014 - 21:59 14-08-2013 - 11:55
CVE-2013-2077 5.2
Xen 4.0.x, 4.1.x, and 4.2.x does not properly restrict the contents of a XRSTOR, which allows local PV guest users to cause a denial of service (unhandled exception and hypervisor crash) via unspecified vectors.
11-12-2014 - 21:59 28-08-2013 - 17:55
CVE-2013-2076 4.3
Xen 4.0.x, 4.1.x, and 4.2.x, when running on AMD64 processors, only save/restore the FOP, FIP, and FDP x87 registers in FXSAVE/FXRSTOR when an exception is pending, which allows one domain to determine portions of the state of floating point instruct
11-12-2014 - 21:59 28-08-2013 - 17:55
CVE-2013-1432 7.4
Xen 4.1.x and 4.2.x, when the XSA-45 patch is in place, does not properly maintain references on pages stored for deferred cleanup, which allows local PV guest kernels to cause a denial of service (premature page free and hypervisor crash) or possibl
11-12-2014 - 21:59 28-08-2013 - 17:55
CVE-2012-4544 2.1
The PV domain builder in Xen 4.2 and earlier does not validate the size of the kernel or ramdisk (1) before or (2) after decompression, which allows local guest administrators to cause a denial of service (domain 0 memory consumption) via a crafted (
05-05-2014 - 01:14 31-10-2012 - 12:55
CVE-2012-4538 4.9
The HVMOP_pagetable_dying hypercall in Xen 4.0, 4.1, and 4.2 does not properly check the pagetable state when running on shadow pagetables, which allows a local HVM guest OS to cause a denial of service (hypervisor crash) via unspecified vectors.
05-05-2014 - 01:14 24-11-2012 - 15:55
CVE-2012-4537 2.1
Xen 3.4 through 4.2, and possibly earlier versions, does not properly synchronize the p2m and m2p tables when the set_p2m_entry function fails, which allows local HVM guest OS administrators to cause a denial of service (memory consumption and assert
05-05-2014 - 01:14 21-11-2012 - 18:55
CVE-2012-4536 2.1
The (1) domain_pirq_to_emuirq and (2) physdev_unmap_pirq functions in Xen 2.2 allows local guest OS administrators to cause a denial of service (Xen crash) via a crafted pirq value that triggers an out-of-bounds read.
05-05-2014 - 01:14 21-11-2012 - 18:55
CVE-2012-4535 1.9
Xen 3.4 through 4.2, and possibly earlier versions, allows local guest OS administrators to cause a denial of service (Xen infinite loop and physical CPU consumption) by setting a VCPU with an "inappropriate deadline."
05-05-2014 - 01:14 21-11-2012 - 18:55
CVE-2012-3515 7.2
Qemu, as used in Xen 4.0, 4.1 and possibly other products, when emulating certain devices with a virtual console backend, allows local OS guest users to gain privileges via a crafted escape VT100 sequence that triggers the overwrite of a "device mode
05-05-2014 - 01:12 23-11-2012 - 15:55
CVE-2012-3498 5.6
PHYSDEVOP_map_pirq in Xen 4.1 and 4.2 and Citrix XenServer 6.0.2 and earlier allows local HVM guest OS kernels to cause a denial of service (host crash) and possibly read hypervisor or guest memory via vectors related to a missing range check of map-
05-05-2014 - 01:12 23-11-2012 - 15:55
CVE-2012-3497 6.9
(1) TMEMC_SAVE_GET_CLIENT_WEIGHT, (2) TMEMC_SAVE_GET_CLIENT_CAP, (3) TMEMC_SAVE_GET_CLIENT_FLAGS and (4) TMEMC_SAVE_END in the Transcendent Memory (TMEM) in Xen 4.0, 4.1, and 4.2 allow local guest OS users to cause a denial of service (NULL pointer d
05-05-2014 - 01:12 23-11-2012 - 15:55
CVE-2012-3496 4.7
XENMEM_populate_physmap in Xen 4.0, 4.1, and 4.2, and Citrix XenServer 6.0.2 and earlier, when translating paging mode is not used, allows local PV OS guest kernels to cause a denial of service (BUG triggered and host crash) via invalid flags such as
05-05-2014 - 01:12 23-11-2012 - 15:55
CVE-2012-3495 6.1
The physdev_get_free_pirq hypercall in arch/x86/physdev.c in Xen 4.1.x and Citrix XenServer 6.0.2 and earlier uses the return value of the get_free_pirq function as an array index without checking that the return value indicates an error, which allow
05-05-2014 - 01:12 23-11-2012 - 15:55
CVE-2012-3494 2.1
The set_debugreg hypercall in include/asm-x86/debugreg.h in Xen 4.0, 4.1, and 4.2, and Citrix XenServer 6.0.2 and earlier, when running on x86-64 systems, allows local OS guest users to cause a denial of service (host crash) by writing to the reserve
05-05-2014 - 01:12 23-11-2012 - 15:55
CVE-2012-2934 1.9
Xen 4.0, and 4.1, when running a 64-bit PV guest on "older" AMD CPUs, does not properly protect against a certain AMD processor bug, which allows local guest OS users to cause a denial of service (host hang) via sequential execution of instructions a
05-05-2014 - 01:11 03-12-2012 - 16:55
CVE-2012-2625 2.7
The PyGrub boot loader in Xen unstable before changeset 25589:60f09d1ab1fe, 4.2.x, and 4.1.x allows local para-virtualized guest users to cause a denial of service (memory consumption) via a large (1) bzip2 or (2) lzma compressed kernel image.
05-05-2014 - 01:10 31-10-2012 - 12:55
CVE-2007-0998 4.3
The VNC server implementation in QEMU, as used by Xen and possibly other environments, allows local users of a guest operating system to read arbitrary files on the host operating system via unspecified vectors related to QEMU monitor mode, as demons
04-05-2014 - 22:56 20-03-2007 - 06:19
CVE-2013-1964 6.9
Xen 4.0.x and 4.1.x incorrectly releases a grant reference when releasing a non-v1, non-transitive grant, which allows local guest administrators to cause a denial of service (host crash), obtain sensitive information, or possibly have other impacts
19-04-2014 - 00:34 21-05-2013 - 14:55
CVE-2013-1952 1.9
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 ser
19-04-2014 - 00:34 13-05-2013 - 19:55
CVE-2013-1920 4.4
Xen 4.2.x, 4.1.x, and earlier, when the hypervisor is running "under memory pressure" and the Xen Security Module (XSM) is enabled, uses the wrong ordering of operations when extending the per-domain event channel tracking table, which causes a use-a
19-04-2014 - 00:34 12-04-2013 - 18:55
CVE-2013-1919 4.7
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."
19-04-2014 - 00:34 13-05-2013 - 19:55
CVE-2013-1918 4.7
Certain page table manipulation operations in Xen 4.1.x, 4.2.x, and earlier are not preemptible, which allows local PV kernels to cause a denial of service via vectors related to "deep page table traversal."
19-04-2014 - 00:34 13-05-2013 - 19:55
CVE-2013-1917 1.9
Xen 3.1 through 4.x, when running 64-bit hosts on Intel CPUs, does not clear the NT flag when using an IRET after a SYSENTER instruction, which allows PV guest users to cause a denial of service (hypervisor crash) by triggering a #GP fault, which is
19-04-2014 - 00:34 13-05-2013 - 19:55
CVE-2013-0153 4.7
The AMD IOMMU support in Xen 4.2.x, 4.1.x, 3.3, and other versions, when using AMD-Vi for PCI passthrough, uses the same interrupt remapping table for the host and all guests, which allows guests to cause a denial of service by injecting an interrupt
19-04-2014 - 00:30 14-02-2013 - 17:55
CVE-2012-5634 6.1
Xen 4.2.x, 4.1.x, and 4.0, when using Intel VT-d for PCI passthrough, does not properly configure VT-d when supporting a device that is behind a legacy PCI Bridge, which allows local guests to cause a denial of service to other guests by injecting an
19-04-2014 - 00:28 14-02-2013 - 17:55
CVE-2012-5515 4.7
The (1) XENMEM_decrease_reservation, (2) XENMEM_populate_physmap, and (3) XENMEM_exchange hypercalls in Xen 4.2 and earlier allow local guest administrators to cause a denial of service (long loop and hang) via a crafted extent_order value.
19-04-2014 - 00:28 13-12-2012 - 06:53
CVE-2012-5514 4.7
The guest_physmap_mark_populate_on_demand function in Xen 4.2 and earlier does not properly unlock the subject GFNs when checking if they are in use, which allows local guest HVM administrators to cause a denial of service (hang) via unspecified vect
19-04-2014 - 00:28 13-12-2012 - 06:53
CVE-2012-5513 6.9
The XENMEM_exchange handler in Xen 4.2 and earlier does not properly check the memory address, which allows local PV guest OS administrators to cause a denial of service (crash) or possibly gain privileges via unspecified vectors that overwrite memor
19-04-2014 - 00:28 13-12-2012 - 06:53
CVE-2012-5511 4.7
Stack-based buffer overflow in the dirty video RAM tracking functionality in Xen 3.4 through 4.1 allows local HVM guest OS administrators to cause a denial of service (crash) via a large bitmap image.
19-04-2014 - 00:28 13-12-2012 - 06:53
CVE-2012-5510 4.7
Xen 4.x, when downgrading the grant table version, does not properly remove the status page from the tracking list when freeing the page, which allows local guest OS administrators to cause a denial of service (hypervisor crash) via unspecified vecto
19-04-2014 - 00:28 13-12-2012 - 06:53
CVE-2012-0029 7.4
Heap-based buffer overflow in the process_tx_desc function in the e1000 emulation (hw/e1000.c) in qemu-kvm 0.12, and possibly other versions, allows guest OS users to cause a denial of service (QEMU crash) and possibly execute arbitrary code via craf
05-03-2014 - 23:34 27-01-2012 - 10:55
CVE-2013-0215 4.3
oxenstored in Xen 4.1.x, Xen 4.2.x, and xen-unstable does not properly consider the state of the Xenstore ring during read operations, which allows guest OS users to cause a denial of service (daemon crash and host-control outage, or memory consumpti
10-10-2013 - 23:48 07-03-2013 - 00:04
CVE-2012-5512 3.2
Array index error in the HVMOP_set_mem_access handler in Xen 4.1 allows local HVM guest OS administrators to cause a denial of service (crash) or obtain sensitive information via unspecified vectors.
10-10-2013 - 23:47 13-12-2012 - 06:53
CVE-2012-3433 4.9
Xen 4.0 and 4.1 allows local HVM guest OS kernels to cause a denial of service (domain 0 VCPU hang and kernel panic) by modifying the physical address space in a way that triggers excessive shared page search time during the p2m teardown.
10-10-2013 - 23:44 24-11-2012 - 15:55
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