CVE-2018-19962: Exposure of Sensitive Information to an Unauthorized Actor

An issue was discovered in Xen through 4.11.x on AMD x86 platforms, possibly allowing guest OS users to gain host OS privileges because small IOMMU mappings are unsafely combined into larger ones...

CVE-2018-19964: Undefined Security Weakness

An issue was discovered in Xen 4.11.x allowing x86 guest OS users to cause a denial of service host OS hang because the p2m lock remains unavailable indefinitely in certain error conditions...

CVE-2018-19966: Interpretation Conflict

An issue was discovered in Xen through 4.11.x allowing x86 PV guest OS users to cause a denial of service host OS crash or possibly gain host OS privileges because of an interpretation conflict for a union data structure associated with shadow paging. NOTE: this issue exists because of an incorre...

CVE-2018-19967: Improper Input Validation

An issue was discovered in Xen through 4.11.x on Intel x86 platforms allowing guest OS users to cause a denial of service host OS hang because Xen does not work around Intel's mishandling of certain HLE transactions associated with the KACQUIRE instruction prefix...

PT-2018-3390

Name of the Vulnerable Software and Affected Versions: Xen version 4.11 Description: The issue is related to mishandled x86 IOREQ server resource accounting for external emulators, which can be exploited by HVM guest OS users. This exploitation may cause a denial of service, resulting in a host O...

PT-2018-3391

Name of the Vulnerable Software and Affected Versions: Xen versions 4.11.x Description: An issue in Xen allows x86 guest OS users to cause a denial of service, resulting in the host OS hanging. This occurs because the p2m lock remains unavailable indefinitely in certain error conditions. The...

PT-2018-2672

Name of the Vulnerable Software and Affected Versions Xen versions prior to 4.12 Description An issue in Xen allows 64-bit PV guest OS users to cause a denial of service, resulting in a host OS crash. This occurs because a non-canonical address can be passed to the TLB flushing code, leading to a...

Unpatched VirtualBox Zero-Day Vulnerability and Exploit Released Online

An independent exploit developer and vulnerability researcher has publicly disclosed a zero-day vulnerability in VirtualBox—a popular open source virtualization software developed by Oracle—that could allow a malicious program to escape virtual machine guest OS and execute code on the operating...

CVE-2018-18883

An issue was discovered in Xen 4.9.x through 4.11.x, on Intel x86 platforms, allowing x86 HVM and PVH guests to cause a host OS denial of service NULL pointer dereference or possibly have unspecified other impact because nested VT-x is not properly restricted...

VMware Workstation SVGA Heap-based Buffer Overflow Privilege Escalation Vulnerability

This vulnerability allows local attackers to execute arbitrary code on vulnerable installations of VMware Workstation. 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 the handling ...

VMware Workstation e1000 Buffer Overflow Privilege Escalation Vulnerability

This vulnerability allows local attackers to execute arbitrary code on vulnerable installations of VMware Workstation. 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 the handling ...

CVE-2018-16359

Google gVisor before 2018-08-23, within the seccomp sandbox, permits access to the renameat system call, which allows attackers to rename files on the host OS...

CVE-2018-16359: Undefined Security Weakness

Google gVisor before 2018-08-23, within the seccomp sandbox, permits access to the renameat system call, which allows attackers to rename files on the host OS...

CVE-2018-10981

An issue was discovered in Xen through 4.10.x allowing x86 HVM guest OS users to cause a denial of service host OS infinite loop in situations where a QEMU device model attempts to make invalid transitions between states of a request...

CVE-2018-10981

An issue was discovered in Xen through 4.10.x allowing x86 HVM guest OS users to cause a denial of service host OS infinite loop in situations where a QEMU device model attempts to make invalid transitions between states of a request...

Information disclosure

An information disclosure vulnerability exists when Windows Hyper-V on a host operating system fails to properly validate input from an authenticated user on a guest operating system, aka "Hyper-V Information Disclosure Vulnerability." This affects Windows Server 2012 R2, Windows RT 8.1, Windows...

Ubuntu 16.04 LTS : Linux (HWE) vulnerabilities (USN-3617-2)

The remote Ubuntu 16.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-3617-2 advisory. USN-3617-1 fixed vulnerabilities in the Linux kernel for Ubuntu 17.10. This update provides the corresponding updates for the Linux Hardware Enablement H...

CVE-2018-7540: Uncontrolled Resource Consumption

An issue was discovered in Xen through 4.10.x allowing x86 PV guest OS users to cause a denial of service host OS CPU hang via non-preemptable L3/L4 pagetable freeing...

SUSE SLED12 / SLES12 Security Update : xen (SUSE-SU-2018:0472-1) (Meltdown) (Spectre)

This update for xen fixes several issues. These security issues were fixed : - CVE-2017-5753, CVE-2017-5715, CVE-2017-5754: Prevent information leaks via side effects of speculative execution, aka 'Spectre' and 'Meltdown' attacks bsc1074562, bsc1068032 - CVE-2017-15595: x86 PV guest OS users were...

Joyent SmartOS SMBIOC_TREE_RELE Use-After-Free Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on vulnerable installations of Joyent SmartOS. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the SMBIOCTREERELE...