350 matches found
OracleVM 3.0 : xen (OVMSA-2012-0020)
The remote OracleVM system is missing necessary patches to address critical security updates : - x86-64: detect processors subject to AMD erratum 121 and refuse to bootCVE-2006-0744 - guest denial of service on syscall/sysenter exception generation CVE-2012-0217 - Remove unnecessary balloon retri...
Cisco NX-OS Detection (SSH Login)
SSH login-based detection of Cisco NX-OS. Copyright C 2013 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can redistribut...
libxl partially sets up HVM passthrough even with disabled iommu
ISSUE DESCRIPTION With HVM domains, libxl's setup of PCI passthrough devices does the IOMMU setup after giving via the device model the guest access to the hardware and advertising it to the guest. If the IOMMU is disabled the overall setup fails, but after the device has been made available to t...
CVE-2012-3515
Qemu, as used in Xen 4.0, 4.1 and possibly other products, when emulating certain devices with a virtual console backend, allows local OS guest users to gain privileges via a crafted escape VT100 sequence that triggers the overwrite of a "device model's address space."...
Debian DSA-2543-1 : xen-qemu-dm-4.0 - multiple vulnerabilities
Multiple vulnerabilities have been discovered in xen-qemu-dm-4.0, the Xen QEMU Device Model virtual machine hardware emulator. The Common Vulnerabilities and Exposures project identifies the following problems : - CVE-2012-3515 : The device model for HVM domains does not properly handle VT100...
DSA-2543-1 xen-qemu-dm-4.0 - multiple
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qemu: VT100 emulation vulnerability
Qemu, as used in Xen 4.0, 4.1 and possibly other products, when emulating certain devices with a virtual console backend, allows local OS guest users to gain privileges via a crafted escape VT100 sequence that triggers the overwrite of a "device model's address space."...
Qemu VT100 emulation vulnerability
ISSUE DESCRIPTION The device model used by fully virtualised HVM domains, qemu, does not properly handle escape VT100 sequences when emulating certain devices with a virtual console backend. IMPACT An attacker who has sufficient privilege to access a vulnerable device within a guest can overwrite...