Executive Summary

Summary
Title libxml2 vulnerability
Informations
Name USN-3504-1 First vendor Publication 2017-12-05
Vendor Ubuntu Last vendor Modification 2017-12-05
Severity (Vendor) N/A Revision N/A

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:N/AC:L/Au:N/C:N/I:N/A:P)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 17.10 - Ubuntu 17.04 - Ubuntu 16.04 LTS - Ubuntu 14.04 LTS

Summary:

libxml2 could be made to crash if it opened a specially crafted file.

Software Description: - libxml2: GNOME XML library

Details:

Wei Lei discovered that libxml2 incorrecty handled certain parameter entities. An attacker could use this issue with specially constructed XML data to cause libxml2 to consume resources, leading to a denial of service.

Update instructions:

The problem can be corrected by updating your system to the following package versions:

Ubuntu 17.10: ﾃつ libxml2ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2.9.4+dfsg1-4ubuntu1.1 ﾃつ libxml2-utilsﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2.9.4+dfsg1-4ubuntu1.1 ﾃつ python-libxml2ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2.9.4+dfsg1-4ubuntu1.1 ﾃつ python3-libxml2ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2.9.4+dfsg1-4ubuntu1.1

Ubuntu 17.04: ﾃつ libxml2ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2.9.4+dfsg1-2.2ubuntu0.2 ﾃつ libxml2-utilsﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2.9.4+dfsg1-2.2ubuntu0.2 ﾃつ python-libxml2ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2.9.4+dfsg1-2.2ubuntu0.2 ﾃつ python3-libxml2ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2.9.4+dfsg1-2.2ubuntu0.2

Ubuntu 16.04 LTS: ﾃつ libxml2ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2.9.3+dfsg1-1ubuntu0.4 ﾃつ libxml2-utilsﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2.9.3+dfsg1-1ubuntu0.4 ﾃつ python-libxml2ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2.9.3+dfsg1-1ubuntu0.4

Ubuntu 14.04 LTS: ﾃつ libxml2ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2.9.1+dfsg1-3ubuntu4.11 ﾃつ libxml2-utilsﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2.9.1+dfsg1-3ubuntu4.11 ﾃつ python-libxml2ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ ﾃつ 2.9.1+dfsg1-3ubuntu4.11

In general, a standard system update will make all the necessary changes.

References: ﾃつ https://www.ubuntu.com/usn/usn-3504-1 ﾃつ CVE-2017-16932

Package Information: ﾃつ https://launchpad.net/ubuntu/+source/libxml2/2.9.4+dfsg1-4ubuntu1.1 ﾃつ https://launchpad.net/ubuntu/+source/libxml2/2.9.4+dfsg1-2.2ubuntu0.2 ﾃつ https://launchpad.net/ubuntu/+source/libxml2/2.9.3+dfsg1-1ubuntu0.4 ﾃつ https://launchpad.net/ubuntu/+source/libxml2/2.9.1+dfsg1-3ubuntu4.11

Original Source

Url : http://www.ubuntu.com/usn/USN-3504-1

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 144

Nessusﾂｮ Vulnerability Scanner

Date Description
2018-09-18 Name : The remote EulerOS Virtualization host is missing multiple security updates.
File : EulerOS_SA-2018-1257.nasl - Type : ACT_GATHER_INFO
2018-09-18 Name : The remote EulerOS Virtualization host is missing multiple security updates.
File : EulerOS_SA-2018-1258.nasl - Type : ACT_GATHER_INFO
2018-08-03 Name : The antivirus service running on the remote host is affected by multiple vuln...
File : clamav_0_100_1.nasl - Type : ACT_GATHER_INFO
2018-07-10 Name : The remote FreeBSD host is missing a security-related update.
File : freebsd_pkg_d1e9d8c5839b11e896109c5c8e75236a.nasl - Type : ACT_GATHER_INFO
2018-06-28 Name : The remote EulerOS host is missing multiple security updates.
File : EulerOS_SA-2018-1156.nasl - Type : ACT_GATHER_INFO
2018-05-02 Name : The remote EulerOS host is missing multiple security updates.
File : EulerOS_SA-2018-1088.nasl - Type : ACT_GATHER_INFO
2018-05-02 Name : The remote EulerOS host is missing multiple security updates.
File : EulerOS_SA-2018-1089.nasl - Type : ACT_GATHER_INFO
2017-12-06 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-3504-1.nasl - Type : ACT_GATHER_INFO
2017-12-01 Name : The remote Debian host is missing a security update.
File : debian_DLA-1194.nasl - Type : ACT_GATHER_INFO

Alert History

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0
1
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Date Informations
2017-12-07 13:23:50
  • Multiple Updates
2017-12-06 22:58:48
  • Multiple Updates
2017-12-05 17:23:22
  • Multiple Updates
2017-12-05 17:21:15
  • First insertion