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Debian Security Advisory DSA 4274-1 (xen - security update)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
This update provides mitigations for the L1 Terminal Fault vulnerability affecting a range of Intel CPUs. For additional information please The microcode updates mentioned there are not yet available in a form distributable by Debian. In addition two denial of service vulnerabilities have been fixed (XSA-268 and XSA-269).
Affected Software
Affected Software
xen on Debian Linux
Detection Method
Detection Method
This check tests the installed software version using the apt package manager.
Solution
Solution
For the stable distribution (stretch), these problems have been fixed in version 4.8.4+xsa273+shim4.10.1+xsa273-1+deb9u10. We recommend that you upgrade your xen packages. For the detailed security status of xen please refer to its security tracker page linked in the references.