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Vuln ID | Summary | CVSS Severity |
---|---|---|
CVE-2017-10921 |
The grant-table feature in Xen through 4.8.x does not ensure sufficient type counts for a GNTMAP_device_map and GNTMAP_host_map mapping, which allows guest OS users to cause a denial of service (count mismanagement and memory corruption) or obtain privileged host OS access, aka XSA-224 bug 2. Published: July 04, 2017; 9:29:00 PM -0400 |
V4.0:(not available) V3.0: 10.0 CRITICAL V2.0: 10.0 HIGH |
CVE-2017-10920 |
The grant-table feature in Xen through 4.8.x mishandles a GNTMAP_device_map and GNTMAP_host_map mapping, when followed by only a GNTMAP_host_map unmapping, which allows guest OS users to cause a denial of service (count mismanagement and memory corruption) or obtain privileged host OS access, aka XSA-224 bug 1. Published: July 04, 2017; 9:29:00 PM -0400 |
V4.0:(not available) V3.0: 10.0 CRITICAL V2.0: 10.0 HIGH |
CVE-2017-10919 |
Xen through 4.8.x mishandles virtual interrupt injection, which allows guest OS users to cause a denial of service (hypervisor crash), aka XSA-223. Published: July 04, 2017; 9:29:00 PM -0400 |
V4.0:(not available) V3.0: 6.5 MEDIUM V2.0: 5.0 MEDIUM |
CVE-2017-10918 |
Xen through 4.8.x does not validate memory allocations during certain P2M operations, which allows guest OS users to obtain privileged host OS access, aka XSA-222. Published: July 04, 2017; 9:29:00 PM -0400 |
V4.0:(not available) V3.0: 10.0 CRITICAL V2.0: 10.0 HIGH |
CVE-2017-10917 |
Xen through 4.8.x does not validate the port numbers of polled event channel ports, which allows guest OS users to cause a denial of service (NULL pointer dereference and host OS crash) or possibly obtain sensitive information, aka XSA-221. Published: July 04, 2017; 9:29:00 PM -0400 |
V4.0:(not available) V3.0: 9.1 CRITICAL V2.0: 9.4 HIGH |
CVE-2017-10915 |
The shadow-paging feature in Xen through 4.8.x mismanages page references and consequently introduces a race condition, which allows guest OS users to obtain Xen privileges, aka XSA-219. Published: July 04, 2017; 9:29:00 PM -0400 |
V4.0:(not available) V3.0: 9.0 CRITICAL V2.0: 6.8 MEDIUM |
CVE-2017-10914 |
The grant-table feature in Xen through 4.8.x has a race condition leading to a double free, which allows guest OS users to cause a denial of service (memory consumption), or possibly obtain sensitive information or gain privileges, aka XSA-218 bug 2. Published: July 04, 2017; 9:29:00 PM -0400 |
V4.0:(not available) V3.0: 8.1 HIGH V2.0: 6.8 MEDIUM |
CVE-2017-10913 |
The grant-table feature in Xen through 4.8.x provides false mapping information in certain cases of concurrent unmap calls, which allows backend attackers to obtain sensitive information or gain privileges, aka XSA-218 bug 1. Published: July 04, 2017; 9:29:00 PM -0400 |
V4.0:(not available) V3.0: 9.8 CRITICAL V2.0: 7.5 HIGH |
CVE-2017-10912 |
Xen through 4.8.x mishandles page transfer, which allows guest OS users to obtain privileged host OS access, aka XSA-217. Published: July 04, 2017; 9:29:00 PM -0400 |
V4.0:(not available) V3.0: 10.0 CRITICAL V2.0: 10.0 HIGH |
CVE-2016-10024 |
Xen through 4.8.x allows local x86 PV guest OS kernel administrators to cause a denial of service (host hang or crash) by modifying the instruction stream asynchronously while performing certain kernel operations. Published: January 26, 2017; 10:59:00 AM -0500 |
V4.0:(not available) V3.0: 6.0 MEDIUM V2.0: 4.9 MEDIUM |
CVE-2016-10013 |
Xen through 4.8.x allows local 64-bit x86 HVM guest OS users to gain privileges by leveraging mishandling of SYSCALL singlestep during emulation. Published: January 26, 2017; 10:59:00 AM -0500 |
V4.0:(not available) V3.0: 7.8 HIGH V2.0: 4.6 MEDIUM |
CVE-2016-9386 |
The x86 emulator in Xen does not properly treat x86 NULL segments as unusable when accessing memory, which might allow local HVM guest users to gain privileges via vectors involving "unexpected" base/limit values. Published: January 23, 2017; 4:59:02 PM -0500 |
V4.0:(not available) V3.0: 7.8 HIGH V2.0: 4.6 MEDIUM |
CVE-2016-9383 |
Xen, when running on a 64-bit hypervisor, allows local x86 guest OS users to modify arbitrary memory and consequently obtain sensitive information, cause a denial of service (host crash), or execute arbitrary code on the host by leveraging broken emulation of bit test instructions. Published: January 23, 2017; 4:59:02 PM -0500 |
V4.0:(not available) V3.0: 8.8 HIGH V2.0: 7.2 HIGH |
CVE-2016-9380 |
The pygrub boot loader emulator in Xen, when nul-delimited output format is requested, allows local pygrub-using guest OS administrators to read or delete arbitrary files on the host via NUL bytes in the bootloader configuration file. Published: January 23, 2017; 4:59:02 PM -0500 |
V4.0:(not available) V3.0: 7.5 HIGH V2.0: 4.6 MEDIUM |
CVE-2016-9379 |
The pygrub boot loader emulator in Xen, when S-expression output format is requested, allows local pygrub-using guest OS administrators to read or delete arbitrary files on the host via string quotes and S-expressions in the bootloader configuration file. Published: January 23, 2017; 4:59:02 PM -0500 |
V4.0:(not available) V3.0: 7.9 HIGH V2.0: 4.6 MEDIUM |
CVE-2014-3672 |
The qemu implementation in libvirt before 1.3.0 and Xen allows local guest OS users to cause a denial of service (host disk consumption) by writing to stdout or stderr. Published: May 25, 2016; 11:59:00 AM -0400 |
V4.0:(not available) V3.0: 6.5 MEDIUM V2.0: 2.1 LOW |
CVE-2007-5730 |
Heap-based buffer overflow in QEMU 0.8.2, as used in Xen and possibly other products, allows local users to execute arbitrary code via crafted data in the "net socket listen" option, aka QEMU "net socket" heap overflow. NOTE: some sources have used CVE-2007-1321 to refer to this issue as part of "NE2000 network driver and the socket code," but this is the correct identifier for the individual net socket listen vulnerability. Published: October 30, 2007; 6:46:00 PM -0400 |
V4.0:(not available) V3.x:(not available) V2.0: 7.2 HIGH |