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- CPE Product Version: cpe:/o:xen:xen:4.0.0
Vuln ID | Summary | CVSS Severity |
---|---|---|
CVE-2015-4164 |
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. Published: June 15, 2015; 11:59:13 AM -0400 |
V3.x:(not available) V2.0: 4.9 MEDIUM |
CVE-2015-4105 |
Xen 3.3.x through 4.5.x enables logging for PCI MSI-X pass-through error messages, which allows local x86 HVM guests to cause a denial of service (host disk consumption) via certain invalid operations. Published: June 03, 2015; 4:59:08 PM -0400 |
V3.x:(not available) V2.0: 4.9 MEDIUM |
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 (unexpected interrupt and host crash) via unspecified vectors. Published: June 03, 2015; 4:59:07 PM -0400 |
V3.x:(not available) V2.0: 7.8 HIGH |
CVE-2015-2152 |
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. Published: March 18, 2015; 12:59:02 PM -0400 |
V3.x:(not available) V2.0: 1.9 LOW |
CVE-2015-2151 |
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 execute arbitrary code via unspecified vectors. Published: March 12, 2015; 10:59:03 AM -0400 |
V3.x:(not available) V2.0: 7.2 HIGH |
CVE-2015-2150 |
Xen 3.3.x through 4.5.x and the Linux kernel through 3.19.1 do not properly restrict access to PCI command registers, which might allow local guest OS users to cause a denial of service (non-maskable interrupt and host crash) by disabling the (1) memory or (2) I/O decoding for a PCI Express device and then accessing the device, which triggers an Unsupported Request (UR) response. Published: March 12, 2015; 10:59:02 AM -0400 |
V3.x:(not available) V2.0: 4.9 MEDIUM |
CVE-2015-2045 |
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. Published: March 12, 2015; 10:59:01 AM -0400 |
V3.x:(not available) V2.0: 2.1 LOW |
CVE-2015-2044 |
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. Published: March 12, 2015; 10:59:00 AM -0400 |
V3.x:(not available) V2.0: 2.1 LOW |
CVE-2015-1563 |
The ARM GIC distributor virtualization in Xen 4.4.x and 4.5.x allows local guests to cause a denial of service by causing a large number messages to be logged. Published: February 09, 2015; 6:59:08 AM -0500 |
V3.x:(not available) V2.0: 2.1 LOW |
CVE-2014-9066 |
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. Published: December 09, 2014; 6:59:09 PM -0500 |
V3.x:(not available) V2.0: 4.7 MEDIUM |
CVE-2014-9065 |
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. Published: December 09, 2014; 6:59:08 PM -0500 |
V3.x:(not available) V2.0: 4.4 MEDIUM |
CVE-2014-8866 |
The compatibility mode hypercall argument translation in Xen 3.3.x through 4.4.x, when running on a 64-bit hypervisor, allows local 32-bit HVM guests to cause a denial of service (host crash) via vectors involving altering the high halves of registers while in 64-bit mode. Published: December 01, 2014; 10:59:08 AM -0500 |
V3.x:(not available) V2.0: 4.7 MEDIUM |
CVE-2014-9030 |
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. Published: November 24, 2014; 10:59:19 AM -0500 |
V3.x:(not available) V2.0: 7.1 HIGH |
CVE-2014-8595 |
arch/x86/x86_emulate/x86_emulate.c in Xen 3.2.1 through 4.4.x does not properly check privileges, which allows local HVM guest users to gain privileges or cause a denial of service (crash) via a crafted (1) CALL, (2) JMP, (3) RETF, (4) LCALL, (5) LJMP, or (6) LRET far branch instruction. Published: November 19, 2014; 1:59:11 PM -0500 |
V3.x:(not available) V2.0: 1.9 LOW |
CVE-2014-8594 |
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). Published: November 19, 2014; 1:59:10 PM -0500 |
V3.x:(not available) V2.0: 5.4 MEDIUM |
CVE-2014-7155 |
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 via vectors involving an (1) HLT, (2) LGDT, (3) LIDT, or (4) LMSW instruction. Published: October 02, 2014; 10:55:05 AM -0400 |
V3.x:(not available) V2.0: 5.8 MEDIUM |
CVE-2014-4021 |
Xen 3.2.x through 4.4.x does not properly clean memory pages recovered from guests, which allows local guest OS users to obtain sensitive information via unspecified vectors. Published: June 18, 2014; 3:55:04 PM -0400 |
V3.x:(not available) V2.0: 2.7 LOW |
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 earlier, when XSM is enabled, allow local users to cause a denial of service (processor fault) via unspecified vectors, a different vulnerability than CVE-2014-1891, CVE-2014-1892, and CVE-2014-1894. Published: April 01, 2014; 2:35:53 AM -0400 |
V3.x:(not available) V2.0: 5.2 MEDIUM |
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 different vulnerability than CVE-2014-1891, CVE-2014-1893, and CVE-2014-1894. Published: April 01, 2014; 2:35:53 AM -0400 |
V3.x:(not available) V2.0: 5.2 MEDIUM |
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 hypercall in Xen 4.3.x, 4.2.x, 4.1.x, 3.2.x, and earlier, when XSM is enabled, allow local users to cause a denial of service (processor fault) via unspecified vectors, a different vulnerability than CVE-2014-1892, CVE-2014-1893, and CVE-2014-1894. Published: April 01, 2014; 2:35:53 AM -0400 |
V3.x:(not available) V2.0: 5.2 MEDIUM |