qemu -- denial of service vulnerability in VMWARE VMXNET3 NIC support

Prasad J Pandit, Red Hat Product Security Team, reports: Qemu emulator built with a VMWARE VMXNET3 paravirtual NIC emulator support is vulnerable to a memory leakage flaw. It occurs when a guest repeatedly tries to activate the vmxnet3 device. A privileged guest user could use this flaw to leak...

RHEL 6 : kernel (RHSA-2015:0285)

Updated kernel packages that fix one security issue and three bugs are now available for Red Hat Enterprise Linux 6.4 Extended Update Support. Red Hat Product Security has rated this update as having Important security impact. A Common Vulnerability Scoring System CVSS base score, which gives a...

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

Updated kernel packages that fix one security issue and three bugs are now available for Red Hat Enterprise Linux 6.4 Extended Update Support. Red Hat Product Security has rated this update as having Important security impact. A Common Vulnerability Scoring System CVSS base score, which gives a...

openSUSE Security Update : kernel (openSUSE-SU-2013:1971-1)

The Linux Kernel was updated to fix various security issues and bugs. - sctp: Use correct sideffect command in duplicate cookie handling bnc826102, CVE-2013-2206. - Drivers: hv: util: Fix a bug in util version negotiation code bnc838346. - vmxnet3: prevent div-by-zero panic when ring resizing...

[USN-2182-1] QEMU vulnerabilities

========================================================================== Ubuntu Security Notice USN-2182-1 April 28, 2014 qemu, qemu-kvm vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its...

USN-2182-1 qemu, qemu-kvm vulnerabilities

Michael S. Tsirkin discovered that QEMU incorrectly handled vmxnet3 devices. A local guest could possibly use this issue to cause a denial of service, or possibly execute arbitrary code on the host. This issue only applied to Ubuntu 13.10 and Ubuntu 14.04 LTS. CVE-2013-4544 Michael S. Tsirkin...

USN-2182-1: QEMU vulnerabilities

Michael S. Tsirkin discovered that QEMU incorrectly handled vmxnet3 devices. A local guest could possibly use this issue to cause a denial of service, or possibly execute arbitrary code on the host. This issue only applied to Ubuntu 13.10 and Ubuntu 14.04 LTS. CVE-2013-4544 Michael S. Tsirkin...

Qemu 'vmxnet3.c'拒绝服务漏洞

Bugtraq ID:66955 CVE ID:CVE-2013-4544 QEMU是一款面向完整PC系统的开源仿真器。 QEMU 'vmxnet3.c'校验hw/net/vmxnet3.c中的中断和队列配置时存在多个错误，允许本地攻击者利用漏洞使系统崩溃。 0 Qemu 目前厂商已经发布了升级补丁以修复漏洞，请下载使用： https://github.com/qemu/qemu/commit/f12d048a523780dbda702027d4a91b62af1a08d7...

Oracle Linux 5 / 6 : Unbreakable Enterprise kernel (ELSA-2012-2022)

Description of changes: Avoid bug caused by corrupted Ext4 filesystem. When mounting an ext4 filesystem, the kernel was not checking for zero length extents. This would cause a BUGON assertion failure in the log. NULL pointer dereference in the SCSI subsystem. A NULL dereference may occur if a SC...

Failover or Surebackup Starts a Virtual Machine With an Incorrect Ethernet Interface

Article Applicability The issue discussed in this article is strictly related to the use of VMXNET3 network adapters with the following vSphere VM guest operating systems: Windows 7 Windows 7 SP1 Server 2008 R2 Server 2008 R2 SP1 Challenge When you back up/replicate/copy/clone a vSphere VM runnin...

kernel security, bug fix, and enhancement update

2.6.32-220.13.1.el6 - Revert: fs NFSv4: include bitmap in nfsv4 get acl data Sachin Prabhu 753231 753232 CVE-2011-4131 2.6.32-220.12.1.el6 - net netsched: qdiscallochandle can be too slow Jiri Pirko 805458 785891 - fs procfs: add hidepid= and gid= mount options Jerome Marchand 770651 770652 - fs...