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citrix xenserver vulnerabilities and exploits
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641
VMScore
CVE-2017-17045
An issue exists in Xen up to and including 4.9.x allowing HVM guest OS users to gain privileges on the host OS, obtain sensitive information, or cause a denial of service (BUG and host OS crash) by leveraging the mishandling of Populate on Demand (PoD) Physical-to-Machine (P2M) e...
Xen Xen
641
VMScore
CVE-2017-15592
An issue exists in Xen up to and including 4.9.x allowing x86 HVM guest OS users to cause a denial of service (hypervisor crash) or possibly gain privileges because self-linear shadow mappings are mishandled for translated guests.
Xen Xen
641
VMScore
CVE-2017-14316
A parameter verification issue exists in Xen up to and including 4.9.x. The function `alloc_heap_pages` allows callers to specify the first NUMA node that should be used for allocations through the `memflags` parameter; the node is extracted using the `MEMF_get_node` macro. While...
Xen Xen
641
VMScore
CVE-2017-14319
A grant unmapping issue exists in Xen up to and including 4.9.x. When removing or replacing a grant mapping, the x86 PV specific path needs to make sure page table entries remain in sync with other accounting done. Although the identity of the page frame was validated correctly, ...
Xen Xen
641
VMScore
CVE-2017-12137
arch/x86/mm.c in Xen allows local PV guest OS users to gain host OS privileges via vectors related to map_grant_ref.
Xen Xen
Citrix Xenserver 6.0.2
Citrix Xenserver 7.2
Citrix Xenserver 6.2.0
Citrix Xenserver 7.0
Citrix Xenserver 6.5
Citrix Xenserver 7.1
Debian Debian Linux 8.0
Debian Debian Linux 9.0
641
VMScore
CVE-2017-12134
The xen_biovec_phys_mergeable function in drivers/xen/biomerge.c in Xen might allow local OS guest users to corrupt block device data streams and consequently obtain sensitive memory information, cause a denial of service, or gain host OS privileges by leveraging incorrect block ...
Xen Xen
Citrix Xenserver 7.0
Citrix Xenserver 6.5
Citrix Xenserver 7.1
Citrix Xenserver 6.2.0
Citrix Xenserver 7.2
Citrix Xenserver 6.0.2
641
VMScore
CVE-2017-8903
Xen up to and including 4.8.x on 64-bit platforms mishandles page tables after an IRET hypercall, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-213.
Xen Xen 4.8.1
Xen Xen 4.8.0
1 Github repository
641
VMScore
CVE-2016-6258
The PV pagetable code in arch/x86/mm.c in Xen 4.7.x and previous versions allows local 32-bit PV guest OS administrators to gain host OS privileges by leveraging fast-paths for updating pagetable entries.
Xen Xen 4.7.0
Xen Xen 4.0.0
Xen Xen 4.1.3
Xen Xen 4.0.1
Xen Xen 4.0.4
Xen Xen 4.1.0
Xen Xen 4.1.1
Xen Xen 4.6.3
Xen Xen 4.6.1
Xen Xen 4.1.4
Xen Xen 4.3.0
Xen Xen 4.4.0
Xen Xen 4.5.0
Xen Xen 4.3.1
Xen Xen 4.1.2
Xen Xen 3.4.0
Xen Xen 3.4.2
Xen Xen 4.6.0
Xen Xen 4.1.5
Xen Xen 4.2.3
Xen Xen 4.2.2
Xen Xen 3.4.3
1 Article
641
VMScore
CVE-2016-3710
The VGA module in QEMU improperly performs bounds checking on banked access to video memory, which allows local guest OS administrators to execute arbitrary code on the host by changing access modes after setting the bank register, aka the "Dark Portal" issue.
Debian Debian Linux 8.0
Hp Helion Openstack 2.0.0
Hp Helion Openstack 2.1.0
Hp Helion Openstack 2.1.2
Hp Helion Openstack 2.1.4
Canonical Ubuntu Linux 16.04
Canonical Ubuntu Linux 14.04
Canonical Ubuntu Linux 15.10
Canonical Ubuntu Linux 12.04
Qemu Qemu
Qemu Qemu 2.6.0
Oracle Vm Server 3.2
Oracle Vm Server 3.3
Oracle Vm Server 3.4
Oracle Linux 5
Oracle Linux 6
Oracle Linux 7
Citrix Xenserver
Redhat Openstack 5.0
Redhat Openstack 6.0
Redhat Openstack 7.0
Redhat Openstack 8
614
VMScore
CVE-2018-19961
An issue exists in Xen up to and including 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because TLB flushes do not always occur after IOMMU mapping changes.
Xen Xen
Debian Debian Linux 9.0
Citrix Xenserver 7.0
Citrix Xenserver 7.5
Citrix Xenserver 7.6
Citrix Xenserver 7.1
VMScore
CVSSv2
CVSSv3
VMScore
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