Executive Summary

Summary
Title xen security update
Informations
Name DSA-4369 First vendor Publication 2019-01-14
Vendor Debian Last vendor Modification 2019-01-14
Severity (Vendor) N/A Revision 1

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:L/Au:N/C:C/I:C/A:C)
Cvss Base Score 7.2 Attack Range Local
Cvss Impact Score 10 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Multiple vulnerabilities have been discovered in the Xen hypervisor:

CVE-2018-19961 / CVE-2018-19962

Paul Durrant discovered that incorrect TLB handling could result in denial of service, privilege escalation or information leaks.

CVE-2018-19965

Matthew Daley discovered that incorrect handling of the INVPCID instruction could result in denial of service by PV guests.

CVE-2018-19966

It was discovered that a regression in the fix to address CVE-2017-15595 could result in denial of service, privilege escalation or information leaks by a PV guest.

CVE-2018-19967

It was discovered that an error in some Intel CPUs could result in denial of service by a guest instance. For the stable distribution (stretch), these problems have been fixed in version 4.8.5+shim4.10.2+xsa282-1+deb9u11.

We recommend that you upgrade your xen packages.

For the detailed security status of xen please refer to its security tracker page at: https://security-tracker.debian.org/tracker/xen

Original Source

Url : http://www.debian.org/security/2019/dsa-4369

CWE : Common Weakness Enumeration

% Id Name
20 % CWE-459 Incomplete Cleanup
20 % CWE-436 Interpretation Conflict
20 % CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')
20 % CWE-200 Information Exposure
20 % CWE-20 Improper Input Validation

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 4
Application 18
Os 1
Os 194

Nessus® Vulnerability Scanner

Date Description
2019-01-15 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-4369.nasl - Type : ACT_GATHER_INFO
2018-11-26 Name : A server virtualization platform installed on the remote host is missing a se...
File : citrix_xenserver_CTX239432.nasl - Type : ACT_GATHER_INFO
2018-10-31 Name : The remote Debian host is missing a security update.
File : debian_DLA-1559.nasl - Type : ACT_GATHER_INFO
2018-01-15 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-201801-14.nasl - Type : ACT_GATHER_INFO
2018-01-15 Name : The remote Fedora host is missing a security update.
File : fedora_2017-c432db2971.nasl - Type : ACT_GATHER_INFO
2018-01-15 Name : The remote Fedora host is missing a security update.
File : fedora_2017-c31799ee4a.nasl - Type : ACT_GATHER_INFO
2018-01-15 Name : The remote Fedora host is missing a security update.
File : fedora_2017-5945560816.nasl - Type : ACT_GATHER_INFO
2018-01-03 Name : The remote Fedora host is missing a security update.
File : fedora_2017-16a414b3c5.nasl - Type : ACT_GATHER_INFO
2017-12-14 Name : The remote OracleVM host is missing one or more security updates.
File : oraclevm_OVMSA-2017-0176.nasl - Type : ACT_GATHER_INFO
2017-12-13 Name : The remote Fedora host is missing a security update.
File : fedora_2017-f2577f2108.nasl - Type : ACT_GATHER_INFO
2017-12-11 Name : The remote SUSE host is missing one or more security updates.
File : suse_SU-2017-3242-1.nasl - Type : ACT_GATHER_INFO
2017-12-11 Name : The remote SUSE host is missing one or more security updates.
File : suse_SU-2017-3239-1.nasl - Type : ACT_GATHER_INFO
2017-12-08 Name : The remote SUSE host is missing one or more security updates.
File : suse_SU-2017-3236-1.nasl - Type : ACT_GATHER_INFO
2017-12-06 Name : The remote SUSE host is missing one or more security updates.
File : suse_SU-2017-3212-1.nasl - Type : ACT_GATHER_INFO
2017-11-29 Name : The remote Fedora host is missing a security update.
File : fedora_2017-2500a024ef.nasl - Type : ACT_GATHER_INFO
2017-11-29 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-4050.nasl - Type : ACT_GATHER_INFO
2017-11-21 Name : The remote Debian host is missing a security update.
File : debian_DLA-1181.nasl - Type : ACT_GATHER_INFO
2017-11-02 Name : The remote Fedora host is missing a security update.
File : fedora_2017-d4709b0d8b.nasl - Type : ACT_GATHER_INFO
2017-11-02 Name : The remote openSUSE host is missing a security update.
File : openSUSE-2017-1239.nasl - Type : ACT_GATHER_INFO
2017-11-01 Name : The remote Fedora host is missing a security update.
File : fedora_2017-5bcddc1984.nasl - Type : ACT_GATHER_INFO
2017-10-30 Name : The remote SUSE host is missing one or more security updates.
File : suse_SU-2017-2873-1.nasl - Type : ACT_GATHER_INFO
2017-10-30 Name : The remote SUSE host is missing one or more security updates.
File : suse_SU-2017-2864-1.nasl - Type : ACT_GATHER_INFO
2017-10-30 Name : The remote OracleVM host is missing one or more security updates.
File : oraclevm_OVMSA-2017-0166.nasl - Type : ACT_GATHER_INFO
2017-10-27 Name : The remote SUSE host is missing one or more security updates.
File : suse_SU-2017-2856-1.nasl - Type : ACT_GATHER_INFO
2017-10-27 Name : The remote OracleVM host is missing one or more security updates.
File : oraclevm_OVMSA-2017-0162.nasl - Type : ACT_GATHER_INFO
2017-10-23 Name : The remote openSUSE host is missing a security update.
File : openSUSE-2017-1181.nasl - Type : ACT_GATHER_INFO
2017-10-23 Name : The remote SUSE host is missing one or more security updates.
File : suse_SU-2017-2812-1.nasl - Type : ACT_GATHER_INFO
2017-10-23 Name : The remote SUSE host is missing one or more security updates.
File : suse_SU-2017-2815-1.nasl - Type : ACT_GATHER_INFO
2017-10-19 Name : The remote Xen hypervisor installation is missing a security update.
File : xen_server_XSA-244.nasl - Type : ACT_GATHER_INFO
2017-10-19 Name : The remote Xen hypervisor installation is missing a security update.
File : xen_server_XSA-243.nasl - Type : ACT_GATHER_INFO
2017-10-19 Name : The remote Xen hypervisor installation is missing a security update.
File : xen_server_XSA-242.nasl - Type : ACT_GATHER_INFO
2017-10-19 Name : The remote Xen hypervisor installation is missing a security update.
File : xen_server_XSA-241.nasl - Type : ACT_GATHER_INFO
2017-10-19 Name : The remote Xen hypervisor installation is missing a security update.
File : xen_server_XSA-240.nasl - Type : ACT_GATHER_INFO
2017-10-19 Name : The remote Xen hypervisor installation is missing a security update.
File : xen_server_XSA-239.nasl - Type : ACT_GATHER_INFO
2017-10-19 Name : The remote Xen hypervisor installation is missing a security update.
File : xen_server_XSA-238.nasl - Type : ACT_GATHER_INFO
2017-10-19 Name : The remote Xen hypervisor installation is missing a security update.
File : xen_server_XSA-237.nasl - Type : ACT_GATHER_INFO
2017-10-18 Name : A server virtualization platform installed on the remote host is affected by ...
File : citrix_xenserver_CTX228867.nasl - Type : ACT_GATHER_INFO

Alert History

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0
Date Informations
2019-01-15 00:18:16
  • First insertion