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xen xen 4.6.1 vulnerabilities and exploits
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8.8
CVSSv3
CVE-2017-8905
Xen up to and including 4.6.x on 64-bit platforms mishandles a failsafe callback, which might allow PV guest OS users to execute arbitrary code on the host OS, aka XSA-215.
Xen Xen 4.6.0
Xen Xen 4.6.4
Xen Xen 4.6.3
Xen Xen 4.6.1
Xen Xen 4.6.2
Xen Xen 4.6.5
1 Github repository
8.8
CVSSv3
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 4.6.0
Xen Xen 4.1.5
Xen Xen 4.2.2
Xen Xen 4.7.0
Xen Xen 4.2.3
Xen Xen 3.4.0
Xen Xen 4.3.0
Xen Xen 4.0.4
Xen Xen 4.6.3
Xen Xen 4.1.2
Xen Xen 3.4.4
Xen Xen 4.0.0
Xen Xen 4.1.1
Xen Xen 4.6.1
Xen Xen 4.2.0
Xen Xen 4.1.0
Xen Xen 3.4.3
Xen Xen 4.1.3
Xen Xen 3.4.2
Xen Xen 4.1.4
Xen Xen 4.4.1
Xen Xen 4.3.1
1 Article
8.6
CVSSv3
CVE-2015-8555
Xen 4.6.x, 4.5.x, 4.4.x, 4.3.x, and previous versions do not initialize x86 FPU stack and XMM registers when XSAVE/XRSTOR are not used to manage guest extended register state, which allows local guest domains to obtain sensitive information from other domains via unspecified vect...
Citrix Xenserver 6.0
Xen Xen 4.3.2
Xen Xen 4.6.0
Xen Xen 4.3.3
Xen Xen 4.3.0
Xen Xen 4.5.2
Xen Xen 4.4.2
Xen Xen 4.4.4
Xen Xen 4.4.3
Xen Xen 4.6.1
Xen Xen 4.5.3
Xen Xen 4.3.4
Xen Xen 4.5.1
Xen Xen 4.4.1
Xen Xen 4.3.1
Xen Xen 4.5.0
Xen Xen 4.4.0
7.8
CVSSv3
CVE-2017-12136
Race condition in the grant table code in Xen 4.6.x up to and including 4.9.x allows local guest OS administrators to cause a denial of service (free list corruption and host crash) or gain privileges on the host via vectors involving maptrack free list handling.
Xen Xen 4.6.0
Xen Xen 4.7.0
Xen Xen 4.6.6
Xen Xen 4.6.4
Xen Xen 4.6.3
Xen Xen 4.7.1
Xen Xen 4.6.1
Xen Xen 4.8.0
Xen Xen 4.9.0
Xen Xen 4.8.1
Xen Xen 4.7.3
Xen Xen 4.6.5
Xen Xen 4.7.2
Citrix Xenserver 7.0
Citrix Xenserver 7.1
Citrix Xenserver 6.5
Citrix Xenserver 6.0.2
Citrix Xenserver 7.2
Citrix Xenserver 6.2.0
Debian Debian Linux 8.0
Debian Debian Linux 9.0
7.5
CVSSv3
CVE-2017-10916
The vCPU context-switch implementation in Xen up to and including 4.8.x improperly interacts with the Memory Protection Extensions (MPX) and Protection Key (PKU) features, which makes it easier for guest OS users to defeat ASLR and other protection mechanisms, aka XSA-220.
Xen Xen 4.6.0
Xen Xen 4.5.5
Xen Xen 4.6.4
Xen Xen 4.7.1
Xen Xen 4.5.2
Xen Xen 4.6.1
Xen Xen 4.8.0
Xen Xen 4.5.3
Xen Xen 4.6.2
Xen Xen 4.8.1
Xen Xen 4.5.1
Xen Xen 4.5.0
Xen Xen 4.6.5
6.7
CVSSv3
CVE-2016-4962
The libxl device-handling in Xen 4.6.x and previous versions allows local OS guest administrators to cause a denial of service (resource consumption or management facility confusion) or gain host OS privileges by manipulating information in guest controlled areas of xenstore.
Oracle Vm Server 3.4
Oracle Vm Server 3.3
Xen Xen 4.3.2
Xen Xen 4.6.0
Xen Xen 4.3.3
Xen Xen 4.3.0
Xen Xen 4.5.2
Xen Xen 4.4.2
Xen Xen 4.4.4
Xen Xen 4.4.3
Xen Xen 4.4.0
Xen Xen 4.6.1
Xen Xen 4.5.3
Xen Xen 4.3.4
Xen Xen 4.5.1
Xen Xen 4.4.1
Xen Xen 4.3.1
Xen Xen 4.5.0
6.5
CVSSv3
CVE-2017-15591
An issue exists in Xen 4.5.x up to and including 4.9.x allowing attackers (who control a stub domain kernel or tool stack) to cause a denial of service (host OS crash) because of a missing comparison (of range start to range end) within the DMOP map/unmap implementation.
Xen Xen 4.6.0
Xen Xen 4.7.0
Xen Xen 4.5.5
Xen Xen 4.6.6
Xen Xen 4.6.4
Xen Xen 4.6.3
Xen Xen 4.7.1
Xen Xen 4.5.2
Xen Xen 4.6.1
Xen Xen 4.8.0
Xen Xen 4.5.3
Xen Xen 4.9.0
Xen Xen 4.8.1
Xen Xen 4.7.3
Xen Xen 4.5.1
Xen Xen 4.5.0
Xen Xen 4.6.5
Xen Xen 4.7.2
6.5
CVSSv3
CVE-2017-14318
An issue exists in Xen 4.5.x up to and including 4.9.x. The function `__gnttab_cache_flush` handles GNTTABOP_cache_flush grant table operations. It checks to see if the calling domain is the owner of the page that is to be operated on. If it is not, the owner's grant table i...
Xen Xen 4.6.0
Xen Xen 4.7.0
Xen Xen 4.5.5
Xen Xen 4.6.6
Xen Xen 4.6.4
Xen Xen 4.6.3
Xen Xen 4.7.1
Xen Xen 4.5.2
Xen Xen 4.6.1
Xen Xen 4.8.0
Xen Xen 4.5.3
Xen Xen 4.9.0
Xen Xen 4.8.1
Xen Xen 4.7.3
Xen Xen 4.5.1
Xen Xen 4.5.0
Xen Xen 4.6.5
Xen Xen 4.7.2
6.5
CVSSv3
CVE-2017-12855
Xen maintains the _GTF_{read,writ}ing bits as appropriate, to inform the guest that a grant is in use. A guest is expected not to modify the grant details while it is in use, whereas the guest is free to modify/reuse the grant entry when it is not in use. Under some circumstances...
Xen Xen 4.6.0
Xen Xen 4.7.0
Xen Xen 4.5.5
Xen Xen 4.6.6
Xen Xen 4.6.4
Xen Xen 4.6.3
Xen Xen 4.7.1
Xen Xen 4.5.2
Xen Xen 4.6.1
Xen Xen 4.8.0
Xen Xen 4.5.3
Xen Xen 4.9.0
Xen Xen 4.8.1
Xen Xen 4.7.3
Xen Xen 4.5.1
Xen Xen 4.5.0
Xen Xen 4.6.5
Xen Xen 4.7.2
6.5
CVSSv3
CVE-2017-10923
Xen up to and including 4.8.x does not validate a vCPU array index upon the sending of an SGI, which allows guest OS users to cause a denial of service (hypervisor crash), aka XSA-225.
Xen Xen 4.6.0
Xen Xen 4.6.4
Xen Xen 4.7.1
Xen Xen 4.6.1
Xen Xen 4.8.0
Xen Xen 4.6.2
Xen Xen 4.8.1
Xen Xen 4.6.5
CVSSv3
CVSSv2
CVSSv3
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