User: Password:
Subscribe / Log in / New account

Ubuntu alert USN-1406-1 (linux)

From:  John Johansen <>
Subject:  [USN-1406-1] Linux kernel vulnerabilities
Date:  Tue, 27 Mar 2012 05:12:57 -0700
Message-ID:  <>
Archive-link:  Article, Thread

========================================================================== Ubuntu Security Notice USN-1406-1 March 27, 2012 linux vulnerabilities ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 11.04 Summary: Several security issues were fixed in the kernel. Software Description: - linux: Linux kernel Details: Sasha Levin discovered a flaw in the permission checking for device assignments requested via the kvm ioctl in the Linux kernel. A local user could use this flaw to crash the system causing a denial of service. (CVE-2011-4347) Stephan Bärwolf discovered a flaw in the KVM (kernel-based virtual machine) subsystem of the Linux kernel. A local unprivileged user can crash use this flaw to crash VMs causing a deny of service. (CVE-2012-0045) H. Peter Anvin reported a flaw in the Linux kernel that could crash the system. A local user could exploit this flaw to crash the system. (CVE-2012-1097) A flaw was discovered in the Linux kernel's cgroups subset. A local attacker could use this flaw to crash the system. (CVE-2012-1146) Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 11.04: linux-image-2.6.38-13-generic 2.6.38-13.57 linux-image-2.6.38-13-generic-pae 2.6.38-13.57 linux-image-2.6.38-13-omap 2.6.38-13.57 linux-image-2.6.38-13-powerpc 2.6.38-13.57 linux-image-2.6.38-13-powerpc-smp 2.6.38-13.57 linux-image-2.6.38-13-powerpc64-smp 2.6.38-13.57 linux-image-2.6.38-13-server 2.6.38-13.57 linux-image-2.6.38-13-versatile 2.6.38-13.57 linux-image-2.6.38-13-virtual 2.6.38-13.57 After a standard system update you need to reboot your computer to make all the necessary changes. References: CVE-2011-4347, CVE-2012-0045, CVE-2012-1097, CVE-2012-1146 Package Information: -- ubuntu-security-announce mailing list Modify settings or unsubscribe at:

(Log in to post comments)

Copyright © 2017, Eklektix, Inc.
Comments and public postings are copyrighted by their creators.
Linux is a registered trademark of Linus Torvalds