========================================================================== Ubuntu Security Notice USN-1692-1 January 16, 2013 qemu-kvm vulnerability ========================================================================== A security issue affects these releases of Ubuntu and its derivatives: - Ubuntu 12.10 - Ubuntu 12.04 LTS - Ubuntu 11.10 - Ubuntu 10.04 LTS Summary: QEMU could be made to crash or run programs if it received specially crafted network traffic. Software Description: - qemu-kvm: Machine emulator and virtualizer Details: It was discovered that QEMU incorrectly handled certain e1000 packet sizes. In certain environments, an attacker may use this flaw in combination with large packets to cause a denial of service or execute arbitrary code in the guest. Update instructions: The problem can be corrected by updating your system to the following package versions: Ubuntu 12.10: qemu-kvm 1.2.0+noroms-0ubuntu22.214.171.124 Ubuntu 12.04 LTS: qemu-kvm 1.0+noroms-0ubuntu14.7 Ubuntu 11.10: qemu-kvm 0.14.1+noroms-0ubuntu6.6 Ubuntu 10.04 LTS: qemu-kvm 0.12.3+noroms-0ubuntu9.21 After a standard system update you need to restart your virtual machines to make all the necessary changes. References: http://www.ubuntu.com/usn/usn-1692-1 CVE-2012-6075 Package Information: https://launchpad.net/ubuntu/+source/qemu-kvm/1.2.0+noroms-0ubuntu126.96.36.199 https://launchpad.net/ubuntu/+source/qemu-kvm/1.0+noroms-0ubuntu14.7 https://launchpad.net/ubuntu/+source/qemu-kvm/0.14.1+noroms-0ubuntu6.6 https://launchpad.net/ubuntu/+source/qemu-kvm/0.12.3+noroms-0ubuntu9.21
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