CVE-2017-15591: Improper Input Validation

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...

Oracle Linux 5 / 6 : Unbreakable Enterprise kernel (ELSA-2017-3622)

The remote Oracle Linux 5 / 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2017-3622 advisory. - Bluetooth: Properly check L2CAP config option output buffer length Ben Seri Orabug: 26796428 CVE-2017-1000251 - xen: fix bio vec merging Roger Pa...

CVE-2017-12168

The accesspmuevcntr function in arch/arm64/kvm/sysregs.c in the Linux kernel before 4.8.11 allows privileged KVM guest OS users to cause a denial of service assertion failure and host OS crash by accessing the Performance Monitors Cycle Count Register PMCCNTR...

Updated kernel-linus packages fix security vulnerabilities

This kernel-linus update is based on upstream 4.9.50 and fixes at least the following security issues: net/xfrm/xfrmpolicy.c in the Linux kernel through 4.12.3, when CONFIGXFRMMIGRATE is enabled, does not ensure that the dir value of xfrmuserpolicyid is XFRMPOLICYMAX or less, which allows local...

VMware Workstation Shader Out-Of-Bounds Write Privilege Escalation Vulnerability

This vulnerability allows remote 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 Shader...

CVE-2017-14431: Missing Release of Resource after Effective Lifetime

Memory leak in Xen 3.3 through 4.8.x allows guest OS users to cause a denial of service ARM or x86 AMD host OS memory consumption by continually rebooting, because certain cleanup is skipped if no pass-through device was ever assigned, aka XSA-207...

CVE-2017-12134

The xenbiovecphysmergeable 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 IO merge-ability...

CVE-2017-12137

arch/x86/mm.c in Xen allows local PV guest OS users to gain host OS privileges via vectors related to mapgrantref...

Code injection

arch/x86/mm.c in Xen allows local PV guest OS users to gain host OS privileges via vectors related to mapgrantref...

CVE-2017-12137

arch/x86/mm.c in Xen allows local PV guest OS users to gain host OS privileges via vectors related to mapgrantref...

CVE-2017-12134

The xenbiovecphysmergeable 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 IO merge-ability...

CVE-2017-12137

arch/x86/mm.c in Xen allows local PV guest OS users to gain host OS privileges via vectors related to mapgrantref...

CVE-2017-12134: Incorrect Calculation

The xenbiovecphysmergeable 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 IO merge-ability...

CVE-2017-12134

The xenbiovecphysmergeable 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 IO merge-ability...

Travel to the dark of the door! Debugee in QEMU-vulnerability warning-the black bar safety net

I haven't to secure guest posting, just recently the contact vulnerability discovery, and have been reading some of the classic fuzzer source code, at the same time also began to contact the virtualization escape this piece of content, at this time happened to come across two very classic exploit...

CVE-2017-12137

arch/x86/mm.c in Xen allows local PV guest OS users to gain host OS privileges via vectors related to mapgrantref...

CVE-2017-12134

The xenbiovecphysmergeable 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 IO merge-ability...

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-2017-10918

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...

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...