Xen faults.c denial of service
|xen-faults-dos (59373)||Medium Risk|
Xen is vulnerable to a denial of service, caused by an error in the arch/ia64/xen/faults.c source code file. By modifying the user mask of the Processor Status Register (PSR), a local attacker could exploit this vulnerability to crash the kernel.
Denial of Service
Apply the appropriate patch for your system. See References.
- Red Hat Bugzilla Bug 586415: CVE-2010-2070 /kernel/security/CVE-2006-0742 test cause kernel-xen panic on ia64.
- Xen Web site: What is Xen?.
- BID-40776: Xen 'arch/ia64/xen/faults.c' Local Denial Of Service Vulnerability
- CVE-2010-2070: arch/ia64/xen/faults.c in Xen 3.4 and 4.0 in Linux kernel 2.6.18, and possibly other kernel versions, when running on IA-64 architectures, allows local users to cause a denial of service and turn on BE by modifying the user mask of the PSR
- OSVDB ID: 65541: Linux Kernel / Xen on IA-64 arch/ia64/xen/faults.c PSR umask Modification Local DoS
- RHSA-2010-0610: Important: kernel security and bug fix update
- SA43315: VMware ESX Server Multiple Kernel Vulnerabilities
- RedHat Enterprise Linux 5
- RedHat Enterprise Linux 5 Client
- XenSource Xen 3.0
- XenSource Xen 3.0.3
- XenSource Xen 3.1.1
- XenSource Xen 3.1.2
- XenSource Xen 3.2
- XenSource Xen 3.3.0
- XenSource Xen 3.3.1
Jun 10, 2010
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The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall IBM be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.