CVE-2016-4480

The guestwalktables function in arch/x86/mm/guestwalk.c in Xen 4.6.x and earlier does not properly handle the Page Size PS page table entry bit at the L4 and L3 page table levels, which might allow local guest OS users to gain privileges via a crafted mapping of memory...

CVE-2016-3713

The msrmtrrvalid function in arch/x86/kvm/mtrr.c in the Linux kernel before 4.6.1 supports MSR 0x2f8, which allows guest OS users to read or write to the kvmarchvcpu data structure, and consequently obtain sensitive information or cause a denial of service system crash, via a crafted ioctl call...

CVE-2016-3961

Xen and the Linux kernel through 4.5.x do not properly suppress hugetlbfs support in x86 PV guests, which allows local PV guest OS users to cause a denial of service guest OS crash by attempting to access a hugetlbfs mapped area...

CVE-2016-3158

The xrstor function in arch/x86/xstate.c in Xen 4.x does not properly handle writes to the hardware FSW.ES bit when running on AMD64 processors, which allows local guest OS users to obtain sensitive register content information from another guest by leveraging pending exception and mask bits. NOT...

F5 Networks BIG-IP : Linux kernel vulnerabilities (K62700573)

CVE-2010-5313 Race condition in arch/x86/kvm/x86.c in the Linux kernel before 2.6.38 allows L2 guest OS users to cause a denial of service L1 guest OS crash via a crafted instruction that triggers an L2 emulation failure report, a similar issue to CVE-2014-7842. CVE-2014-7842 Race condition in...

CVE-2012-3497

1 TMEMCSAVEGETCLIENTWEIGHT, 2 TMEMCSAVEGETCLIENTCAP, 3 TMEMCSAVEGETCLIENTFLAGS and 4 TMEMCSAVEEND in the Transcendent Memory TMEM in Xen 4.0, 4.1, and 4.2 allow local guest OS users to cause a denial of service NULL pointer dereference or memory corruption and host crash or possibly have other...

Memory corruption

The kvmiommumappages function in virt/kvm/iommu.c in the Linux kernel through 3.16.1 miscalculates the number of pages during the handling of a mapping failure, which allows guest OS users to 1 cause a denial of service host OS memory corruption or possibly have unspecified other impact by...

MGASA-2014-0228 Updated kernel packages fix multiple vulnerabilities

Updated kernel provides upstream 3.10.40 kernel and fixes the following security issues: The microcode on AMD 16h 00h through 0Fh processors does not properly handle the interaction between locked instructions and write-combined memory types, which allows local users to cause a denial of service...

CVE-2014-0983

Multiple array index errors in programs that are automatically generated by VBox/HostServices/SharedOpenGL/crserverlib/serverdispatch.py in Oracle VirtualBox 4.2.x through 4.2.20 and 4.3.x before 4.3.8, when using 3D Acceleration, allow local guest OS users to execute arbitrary code on the Chromi...

CVE-2014-0055

The getrxbufs function in drivers/vhost/net.c in the vhost-net subsystem in the Linux kernel package before 2.6.32-431.11.2 on Red Hat Enterprise Linux RHEL 6 does not properly handle vhostgetvqdesc errors, which allows guest OS users to cause a denial of service host OS crash via unspecified...

Design/Logic Flaw

A certain Red Hat patch to the KVM subsystem in the kernel package before 2.6.32-358.11.1.el6 on Red Hat Enterprise Linux RHEL 6 does not properly implement the PV EOI feature, which allows guest OS users to cause a denial of service host OS crash by leveraging a time window during which interrup...

CVE-2013-1935

A certain Red Hat patch to the KVM subsystem in the kernel package before 2.6.32-358.11.1.el6 on Red Hat Enterprise Linux RHEL 6 does not properly implement the PV EOI feature, which allows guest OS users to cause a denial of service host OS crash by leveraging a time window during which interrup...

CVE-2013-1798

The ioapicreadindirect function in virt/kvm/ioapic.c in the Linux kernel through 3.8.4 does not properly handle a certain combination of invalid IOAPICREGSELECT and IOAPICREGWINDOW operations, which allows guest OS users to obtain sensitive information from host OS memory or cause a denial of...

Information disclosure

The pcibackenablemsi function in the PCI backend driver drivers/xen/pciback/confspacecapabilitymsi.c in Xen for the Linux kernel 2.6.18 and 3.8 allows guest OS users with PCI device access to cause a denial of service via a large number of kernel log messages. NOTE: some of these details are...

CVE-2012-6030

The dotmemop function in the Transcendent Memory TMEM in Xen 4.0, 4.1, and 4.2 allow local guest OS users to cause a denial of service host crash and possibly have other unspecified impacts via unspecified vectors related to "broken locking checks" in an "error path." NOTE: this issue was...

CVE-2012-6033

The dotmemcontrol function in the Transcendent Memory TMEM in Xen 4.0, 4.1, and 4.2 does not properly check privileges, which allows local guest OS users to access control stack operations via unspecified vectors. NOTE: this issue was originally published as part of CVE-2012-3497, which was too...

CVE-2012-6034

The 1 tmemcsavegetnextpage and 2 tmemcsavegetnextinv functions and the 3 TMEMCSAVEGETPOOLUUID sub-operation in the Transcendent Memory TMEM in Xen 4.0, 4.1, and 4.2 "do not check incoming guest output buffer pointers," which allows local guest OS users to cause a denial of service memory corrupti...

CVE-2012-6033

The dotmemcontrol function in the Transcendent Memory TMEM in Xen 4.0, 4.1, and 4.2 does not properly check privileges, which allows local guest OS users to access control stack operations via unspecified vectors. NOTE: this issue was originally published as part of CVE-2012-3497, which was too...

CVE-2012-6032

Multiple integer overflows in the 1 tmhcopyfromclient and 2 tmhcopytoclient functions in the Transcendent Memory TMEM in Xen 4.0, 4.1, and 4.2 allow local guest OS users to cause a denial of service memory corruption and host crash via unspecified vectors. NOTE: this issue was originally publishe...

GLSA-201202-07 : libvirt: Multiple vulnerabilities

The remote host is affected by the vulnerability described in GLSA-201202-07 libvirt: Multiple vulnerabilities Multiple vulnerabilities have been discovered in libvirt. Please review the CVE identifiers referenced below for details. Impact : These vulnerabilities allow a remote attacker to cause ...