733 matches found
Design/Logic Flaw
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...
Design/Logic Flaw
The vCPU context-switch implementation in Xen through 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...
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...
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...
UBUNTU-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...
CVE-2017-10922
The grant-table feature in Xen through 4.8.x mishandles MMIO region grant references, which allows guest OS users to cause a denial of service loss of grant trackability, aka XSA-224 bug 3...
Input validation
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...
Design/Logic Flaw
Xen through 4.8.x mishandles page transfer, which allows guest OS users to obtain privileged host OS access, aka XSA-217...
Design/Logic Flaw
Xen through 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...
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...
CVE-2017-10920
The grant-table feature in Xen through 4.8.x mishandles a GNTMAPdevicemap and GNTMAPhostmap mapping, when followed by only a GNTMAPhostmap 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...
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...
Race condition
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...
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...
Information disclosure
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...
Memory corruption
The grant-table feature in Xen through 4.8.x does not ensure sufficient type counts for a GNTMAPdevicemap and GNTMAPhostmap 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...
CVE-2017-10921
The grant-table feature in Xen through 4.8.x does not ensure sufficient type counts for a GNTMAPdevicemap and GNTMAPhostmap 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...
CVE-2017-10911
The makeresponse function in drivers/block/xen-blkback/blkback.c in the Linux kernel before 4.11.8 allows guest OS users to obtain sensitive information from host OS or other guest OS kernel memory by leveraging the copying of uninitialized padding fields in Xen block-interface response structure...
Design/Logic Flaw
The makeresponse function in drivers/block/xen-blkback/blkback.c in the Linux kernel before 4.11.8 allows guest OS users to obtain sensitive information from host OS or other guest OS kernel memory by leveraging the copying of uninitialized padding fields in Xen block-interface response structure...