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Debian Security Advisory DSA 4274-1 (xen - security update)

Information

Severity

Severity

Medium

Family

Family

Debian Local Security Checks

CVSSv2 Base

CVSSv2 Base

4.7

CVSSv2 Vector

CVSSv2 Vector

AV:L/AC:M/Au:N/C:C/I:N/A:N

Solution Type

Solution Type

Vendor Patch

Created

Created

4 years ago

Modified

Modified

3 years ago

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.

Common Vulnerabilities and Exposures (CVE)