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Debian Security Advisory DSA 2909-1 (qemu - security update)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
Michael S. Tsirkin of Red Hat discovered a buffer overflow flaw in the way qemu processed MAC addresses table update requests from the guest. A privileged guest user could use this flaw to corrupt qemu process memory on the host, which could potentially result in arbitrary code execution on the host with the privileges of the qemu process.
Affected Software
Affected Software
qemu on Debian Linux
Detection Method
Detection Method
This check tests the installed software version using the apt package manager.
Solution
Solution
For the oldstable distribution (squeeze), this problem has been fixed in version 0.12.5+dfsg-3squeeze4. For the stable distribution (wheezy), this problem has been fixed in version 1.1.2+dfsg-6a+deb7u1. For the testing distribution (jessie), this problem has been fixed in version 1.7.0+dfsg-8. For the unstable distribution (sid), this problem has been fixed in version 1.7.0+dfsg-8. We recommend that you upgrade your qemu packages.