697 matches found
CVE-2017-17564
CVE-2017-17564 affects the Xen hypervisor (up to 4.9.x). Vulnerability arises from incorrect error handling for reference counting in shadow mode, allowing a guest OS user to crash the host OS or gain host privileges. Exploitation details are not provided in the initial document, but related conn...
CVE-2017-17564
An issue was discovered in Xen through 4.9.x allowing guest OS users to cause a denial of service host OS crash or gain host OS privileges by leveraging incorrect error handling for reference counting in shadow mode...
CVE-2017-17565: Improper Input Validation
An issue was discovered in Xen through 4.9.x allowing PV guest OS users to cause a denial of service host OS crash if shadow mode and log-dirty mode are in place, because of an incorrect assertion related to M2P...
CVE-2017-17564: Undefined Security Weakness
An issue was discovered in Xen through 4.9.x allowing guest OS users to cause a denial of service host OS crash or gain host OS privileges by leveraging incorrect error handling for reference counting in shadow mode...
CVE-2017-17044
An issue was discovered in Xen through 4.9.x allowing HVM guest OS users to cause a denial of service infinite loop and host OS hang by leveraging the mishandling of Populate on Demand PoD errors...
CVE-2017-17045: Use After Free
An issue was discovered in Xen through 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 errors...
CVE-2017-17044: Improper Check for Unusual or Exceptional Conditions
An issue was discovered in Xen through 4.9.x allowing HVM guest OS users to cause a denial of service infinite loop and host OS hang by leveraging the mishandling of Populate on Demand PoD errors...
Ubuntu 16.04 LTS : Linux kernel (GCP) vulnerability (USN-3484-3)
The remote Ubuntu 16.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-3484-3 advisory. It was discovered that the KVM subsystem in the Linux kernel did not properly keep track of nested levels in guest page tables. A local attacker in a guest VM cou...
USN-3484-3: Linux kernel (GCP) vulnerability
It was discovered that the KVM subsystem in the Linux kernel did not properly keep track of nested levels in guest page tables. A local attacker in a guest VM could use this to cause a denial of service host OS crash or possibly execute arbitrary code in the host OS...
USN-3488-1: Linux kernel (Azure) vulnerability
It was discovered that the KVM subsystem in the Linux kernel did not properly keep track of nested levels in guest page tables. A local attacker in a guest VM could use this to cause a denial of service host OS crash or possibly execute arbitrary code in the host OS...
USN-3484-1: Linux kernel vulnerability
It was discovered that the KVM subsystem in the Linux kernel did not properly keep track of nested levels in guest page tables. A local attacker in a guest VM could use this to cause a denial of service host OS crash or possibly execute arbitrary code in the host OS...
ThinPrint TPView JPEG2000 Parsing Out-Of-Bounds Write Privilege Escalation Vulnerability
This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of ThinPrint. An attacker must first obtain the ability to execute low-privileged code on the guest system in order to exploit this vulnerability. The specific flaw exists within JPEG2000 parsing. The...
CVE-2017-15589
An issue was discovered in Xen through 4.9.x allowing x86 HVM guest OS users to obtain sensitive information from the host OS or an arbitrary guest OS because intercepted I/O operations can cause a write of data from uninitialized hypervisor stack memory...
CVE-2017-15589
An issue was discovered in Xen through 4.9.x allowing x86 HVM guest OS users to obtain sensitive information from the host OS or an arbitrary guest OS because intercepted I/O operations can cause a write of data from uninitialized hypervisor stack memory...
Stack overflow
An issue was discovered in Xen through 4.9.x allowing x86 HVM guest OS users to obtain sensitive information from the host OS or an arbitrary guest OS because intercepted I/O operations can cause a write of data from uninitialized hypervisor stack memory...
Race condition
An issue was discovered in Xen through 4.9.x allowing x86 PV guest OS users to execute arbitrary code on the host OS because of a race condition that can cause a stale TLB entry...
CVE-2017-15591
An issue was discovered in Xen 4.5.x through 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...
CVE-2017-15591
An issue was discovered in Xen 4.5.x through 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...
CVE-2017-15589
An issue was discovered in Xen through 4.9.x allowing x86 HVM guest OS users to obtain sensitive information from the host OS or an arbitrary guest OS because intercepted I/O operations can cause a write of data from uninitialized hypervisor stack memory...