DEBIAN-CVE-2012-5511

Stack-based buffer overflow in the dirty video RAM tracking functionality in Xen 3.4 through 4.1 allows local HVM guest OS administrators to cause a denial of service crash via a large bitmap image...

CVE-2011-3131

Xen 4.1.1 and earlier allows local guest OS kernels with control of a PCIE device to cause a denial of service CPU consumption and host hang via many crafted DMA requests that are denied by the IOMMU, which triggers a livelock...

Code injection

Xen 4.1.1 and earlier allows local guest OS kernels with control of a PCIE device to cause a denial of service CPU consumption and host hang via many crafted DMA requests that are denied by the IOMMU, which triggers a livelock...

CVE-2012-5510

Xen 4.x, when downgrading the grant table version, does not properly remove the status page from the tracking list when freeing the page, which allows local guest OS administrators to cause a denial of service hypervisor crash via unspecified vectors...

kernel: xen: XENMEM_exchange may overwrite hypervisor memory

The XENMEMexchange handler in Xen 4.2 and earlier does not properly check the memory address, which allows local PV guest OS administrators to cause a denial of service crash or possibly gain privileges via unspecified vectors that overwrite memory in the hypervisor reserved range...

CVE-2012-2934

Xen 4.0, and 4.1, when running a 64-bit PV guest on "older" AMD CPUs, does not properly protect against a certain AMD processor bug, which allows local guest OS users to cause a denial of service host hang via sequential execution of instructions across a non-canonical boundary, a different...

CVE-2012-3433

Xen 4.0 and 4.1 allows local HVM guest OS kernels to cause a denial of service domain 0 VCPU hang and kernel panic by modifying the physical address space in a way that triggers excessive shared page search time during the p2m teardown...

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...

DEBIAN-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...

DEBIAN-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...

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-2012-6031

The dotmemget 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 CPU hang and host crash via unspecified vectors related to a spinlock being held in the "badcopy error path." NOTE: this issue was originally published as part o...

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-2012-3498

PHYSDEVOPmappirq in Xen 4.1 and 4.2 and Citrix XenServer 6.0.2 and earlier allows local HVM guest OS kernels to cause a denial of service host crash and possibly read hypervisor or guest memory via vectors related to a missing range check of map-index...

CVE-2012-3516

The GNTTABOPswapgrantref sub-operation in the grant table hypercall in Xen 4.2 and Citrix XenServer 6.0.2 allows local guest kernels or administrators to cause a denial of service host crash and possibly gain privileges via a crafted grant reference that triggers a write to an arbitrary hyperviso...

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...

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...

DEBIAN-CVE-2012-3496

XENMEMpopulatephysmap in Xen 4.0, 4.1, and 4.2, and Citrix XenServer 6.0.2 and earlier, when translating paging mode is not used, allows local PV OS guest kernels to cause a denial of service BUG triggered and host crash via invalid flags such as MEMFpopulateondemand...

DEBIAN-CVE-2012-4411

The graphical console in Xen 4.0, 4.1 and 4.2 allows local OS guest administrators to obtain sensitive host resource information via the qemu monitor. NOTE: this might be a duplicate of CVE-2007-0998...

Stack overflow

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...