Qemu: prevent possible buffer overflows

Multiple buffer overflows in QEMU before 1.7.2 and 2.x before 2.0.0, allow local users to cause a denial of service crash or possibly execute arbitrary code via a large 1 L1 table in the qcow2snapshotloadtmp in the QCOW 2 block driver block/qcow2-snapshot.c or 2 uncompressed chunk, 3 chunk length...

Qemu: qcow2: NULL dereference in qcow2_open() error path

The qcow2open function in the block/qcow2.c in QEMU before 1.7.2 and 2.x before 2.0.0 allows local users to cause a denial of service NULL pointer dereference via a crafted image which causes an error, related to the initialization of the snapshotoffset and nbsnapshots fields...

Qemu: prevent possible buffer overflows

Multiple buffer overflows in QEMU before 1.7.2 and 2.x before 2.0.0, allow local users to cause a denial of service crash or possibly execute arbitrary code via a large 1 L1 table in the qcow2snapshotloadtmp in the QCOW 2 block driver block/qcow2-snapshot.c or 2 uncompressed chunk, 3 chunk length...

Qemu: block: multiple integer overflow flaws

Multiple integer overflows in the block drivers in QEMU, possibly before 2.0.0, allow local users to cause a denial of service crash via a crafted catalog size in 1 the parallelsopen function in block/parallels.c or 2 bochsopen function in bochs.c, a large L1 table in the 3 qcow2snapshotloadtmp i...

How To Export Windows Event Logs

Purpose When submitting a support case for technical assistance, it is sometimes necessary to upload relevant Windows event logs in addition to the Veeam logs. Event logs exported using default settings can be missing important information. This article describes three different methods of...

Innominate mGuard Unauthorized Leakage of System Data

OVERVIEW This advisory was originally posted to the US-CERT secure Portal library on July 8, 2014, and is being released to the NCCIC/ICS-CERT web site. The Applied Risk Research team has identified an unauthorized download of system information from Innominate mGuard devices. Innominate has...

Microsoft Access Snapshot Viewer ActiveX Control Arbitrary File Download - Ver2 (CVE-2008-2463)

Microsoft Snapshot Viewer is an application that allows viewing of snapshots created with any version of Microsoft Access. A remote code execution vulnerability has been discovered in the Snapshot Viewer for Microsoft Access. The vulnerability is due to an error in the Snapshot Viewer ActiveX...

UBUNTU-CVE-2014-0146

The qcow2open function in the block/qcow2.c in QEMU before 1.7.2 and 2.x before 2.0.0 allows local users to cause a denial of service NULL pointer dereference via a crafted image which causes an error, related to the initialization of the snapshotoffset and nbsnapshots fields...

UBUNTU-CVE-2014-0143

Multiple integer overflows in the block drivers in QEMU, possibly before 2.0.0, allow local users to cause a denial of service crash via a crafted catalog size in 1 the parallelsopen function in block/parallels.c or 2 bochsopen function in bochs.c, a large L1 table in the 3 qcow2snapshotloadtmp i...

Nova: insecure directory permissions in snapshots

OpenStack Compute Nova Grizzly 2013.1.4, Havana 2013.2.1, and earlier uses world-writable and world-readable permissions for the temporary directory used to store live snapshots, which allows local users to read and modify live snapshots...

nova: Live migration can leak root disk into ephemeral storage

The icreateimagesandbacking aka createimagesandbacking method in libvirt driver in OpenStack Compute Nova Grizzly, Havana, and Icehouse, when using KVM live block migration, does not properly create all expected files, which allows attackers to obtain snapshot root disk contents of other users vi...

DEBIAN-CVE-2013-7130

The icreateimagesandbacking aka createimagesandbacking method in libvirt driver in OpenStack Compute Nova Grizzly, Havana, and Icehouse, when using KVM live block migration, does not properly create all expected files, which allows attackers to obtain snapshot root disk contents of other users vi...

CVE-2013-7130

The icreateimagesandbacking aka createimagesandbacking method in libvirt driver in OpenStack Compute Nova Grizzly, Havana, and Icehouse, when using KVM live block migration, does not properly create all expected files, which allows attackers to obtain snapshot root disk contents of other users vi...

Design/Logic Flaw

The icreateimagesandbacking aka createimagesandbacking method in libvirt driver in OpenStack Compute Nova Grizzly, Havana, and Icehouse, when using KVM live block migration, does not properly create all expected files, which allows attackers to obtain snapshot root disk contents of other users vi...

PYSEC-2014-111

The icreateimagesandbacking aka createimagesandbacking method in libvirt driver in OpenStack Compute Nova Grizzly, Havana, and Icehouse, when using KVM live block migration, does not properly create all expected files, which allows attackers to obtain snapshot root disk contents of other users vi...

CVE-2013-7130

The icreateimagesandbacking aka createimagesandbacking method in libvirt driver in OpenStack Compute Nova Grizzly, Havana, and Icehouse, when using KVM live block migration, does not properly create all expected files, which allows attackers to obtain snapshot root disk contents of other users vi...

UBUNTU-CVE-2013-7130

The icreateimagesandbacking aka createimagesandbacking method in libvirt driver in OpenStack Compute Nova Grizzly, Havana, and Icehouse, when using KVM live block migration, does not properly create all expected files, which allows attackers to obtain snapshot root disk contents of other users vi...

USN-2066-1: Linux kernel vulnerabilities

A flaw was discovered in the Linux kernel's dm snapshot facility. A remote authenticated user could exploit this flaw to obtain sensitive information or modify/corrupt data. CVE-2013-4299 Hannes Frederic Sowa discovered a flaw in the Linux kernel's UDP Fragmentation Offload UFO. An unprivileged...

Hyper-V backup job fails to create shadow copy with default shadow storage limit

Challenge Backup or replication of a Hyper-V VM fails. In the Windows event logs on the Hyper-V host server, there is an error with ID 8193 from source VSS: Volume Shadow Copy Service error: Unexpected error calling routine Cannot find anymore diff area candidates for volume...

Moderate: Red Hat Security Advisory: kernel security and bug fix update

Updated kernel packages that fix one security issue and several bugs are now available for Red Hat Enterprise Linux 5.9 Extended Update Support. The Red Hat Security Response Team has rated this update as having moderate security impact. A Common Vulnerability Scoring System CVSS base score, whic...