Total
443 CVE
CVE | Vendors | Products | Updated | CVSS v2 | CVSS v3 |
---|---|---|---|---|---|
CVE-2014-9065 | 2 Opensuse, Xen | 2 Opensuse, Xen | 2018-10-30 | 4.4 MEDIUM | N/A |
common/spinlock.c in Xen 4.4.x and earlier does not properly handle read and write locks, which allows local x86 guest users to cause a denial of service (write denial or NMI watchdog timeout and host crash) via a large number of read requests, a different vulnerability to CVE-2014-9066. | |||||
CVE-2014-9066 | 2 Opensuse, Xen | 2 Opensuse, Xen | 2018-10-30 | 4.7 MEDIUM | N/A |
Xen 4.4.x and earlier, when using a large number of VCPUs, does not properly handle read and write locks, which allows local x86 guest users to cause a denial of service (write denial or NMI watchdog timeout and host crash) via a large number of read requests, a different vulnerability than CVE-2014-9065. | |||||
CVE-2014-9030 | 3 Debian, Opensuse, Xen | 3 Debian Linux, Opensuse, Xen | 2018-10-30 | 7.1 HIGH | N/A |
The do_mmu_update function in arch/x86/mm.c in Xen 3.2.x through 4.4.x does not properly manage page references, which allows remote domains to cause a denial of service by leveraging control over an HVM guest and a crafted MMU_MACHPHYS_UPDATE. | |||||
CVE-2015-0361 | 2 Opensuse, Xen | 2 Opensuse, Xen | 2018-10-30 | 7.8 HIGH | N/A |
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 during HVM guest teardown. | |||||
CVE-2014-5146 | 2 Opensuse, Xen | 2 Opensuse, Xen | 2018-10-30 | 4.7 MEDIUM | N/A |
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 these operations, which process every page assigned to a guest, a different vulnerability than CVE-2014-5149. | |||||
CVE-2014-8594 | 3 Debian, Opensuse, Xen | 3 Debian Linux, Opensuse, Xen | 2018-10-30 | 5.4 MEDIUM | N/A |
The do_mmu_update function in arch/x86/mm.c in Xen 4.x through 4.4.x does not properly restrict updates to only PV page tables, which allows remote PV guests to cause a denial of service (NULL pointer dereference) by leveraging hardware emulation services for HVM guests using Hardware Assisted Paging (HAP). | |||||
CVE-2015-3340 | 5 Debian, Fedoraproject, Opensuse and 2 more | 9 Debian Linux, Fedora, Opensuse and 6 more | 2018-10-30 | 2.9 LOW | N/A |
Xen 4.2.x through 4.5.x does not initialize certain fields, which allows certain remote service domains to obtain sensitive information from memory via a (1) XEN_DOMCTL_gettscinfo or (2) XEN_SYSCTL_getdomaininfolist request. | |||||
CVE-2015-2152 | 2 Fedoraproject, Xen | 2 Fedora, Xen | 2018-10-30 | 1.9 LOW | N/A |
Xen 4.5.x and earlier enables certain default backends when emulating a VGA device for an x86 HVM guest qemu even when the configuration disables them, which allows local guest users to obtain access to the VGA console by (1) setting the DISPLAY environment variable, when compiled with SDL support, or connecting to the VNC server on (2) ::1 or (3) 127.0.0.1, when not compiled with SDL support. | |||||
CVE-2014-7188 | 1 Xen | 1 Xen | 2018-10-30 | 8.3 HIGH | N/A |
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 guests via unspecified vectors. | |||||
CVE-2014-7156 | 1 Xen | 1 Xen | 2018-10-30 | 3.3 LOW | N/A |
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 service (guest crash) via unspecified vectors. | |||||
CVE-2014-5147 | 1 Xen | 1 Xen | 2018-10-30 | 4.3 MEDIUM | N/A |
Xen 4.4.x, when running a 64-bit kernel on an ARM system, does not properly handle traps from the guest domain that use a different address width, which allows local guest users to cause a denial of service (host crash) via a crafted 32-bit process. | |||||
CVE-2014-2915 | 1 Xen | 1 Xen | 2018-10-30 | 5.5 MEDIUM | N/A |
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 service (host or guest crash) via unspecified vectors, related to (1) cache control, (2) coprocessors, (3) debug registers, and (4) other unspecified registers. | |||||
CVE-2016-1571 | 2 Citrix, Xen | 2 Xenserver, Xen | 2018-10-30 | 4.7 MEDIUM | 6.3 MEDIUM |
The paging_invlpg function in include/asm-x86/paging.h in Xen 3.3.x through 4.6.x, when using shadow mode paging or nested virtualization is enabled, allows local HVM guest users to cause a denial of service (host crash) via a non-canonical guest address in an INVVPID instruction, which triggers a hypervisor bug check. | |||||
CVE-2014-2986 | 1 Xen | 1 Xen | 2018-10-30 | 5.5 MEDIUM | N/A |
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 system, allows local guest users to cause a denial of service (NULL pointer dereference and host crash) via unspecified vectors. | |||||
CVE-2016-1570 | 1 Xen | 1 Xen | 2018-10-30 | 6.9 MEDIUM | 8.5 HIGH |
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, cause a denial of service, gain privileges, or have unspecified other impact via a crafted page identifier (MFN) to the (1) MMUEXT_MARK_SUPER or (2) MMUEXT_UNMARK_SUPER sub-op in the HYPERVISOR_mmuext_op hypercall or (3) unknown vectors related to page table updates. | |||||
CVE-2014-3124 | 1 Xen | 1 Xen | 2018-10-30 | 6.7 MEDIUM | N/A |
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 possibly execute arbitrary code by leveraging a separate qemu-dm vulnerability to trigger invalid page table translations for unspecified memory page types. | |||||
CVE-2014-3125 | 1 Xen | 1 Xen | 2018-10-30 | 6.2 MEDIUM | N/A |
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 hardware timers and cause a denial of service (crash) via unspecified vectors. | |||||
CVE-2014-3714 | 1 Xen | 1 Xen | 2018-10-30 | 3.3 LOW | N/A |
The ARM image loading functionality in Xen 4.4.x does not properly validate kernel length, which allows local users to read system memory or cause a denial of service (crash) via a crafted 32-bit ARM guest kernel in an image, which triggers a buffer overflow. | |||||
CVE-2014-3715 | 1 Xen | 1 Xen | 2018-10-30 | 3.3 LOW | N/A |
Buffer overflow in Xen 4.4.x allows local users to read system memory or cause a denial of service (crash) via a crafted 32-bit guest kernel, related to searching for an appended DTB. | |||||
CVE-2014-3716 | 1 Xen | 1 Xen | 2018-10-30 | 1.9 LOW | N/A |
Xen 4.4.x does not properly check alignment, which allows local users to cause a denial of service (crash) via an unspecified field in a DTB header in a 32-bit guest kernel. |