Executive Summary

Summary
Title Fontconfig vulnerability
Informations
Name USN-3063-1 First vendor Publication 2016-08-17
Vendor Ubuntu Last vendor Modification 2016-08-17
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:L/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 4.6 Attack Range Local
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 3.9 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

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

- Ubuntu 16.04 LTS - Ubuntu 14.04 LTS - Ubuntu 12.04 LTS

Summary:

Fontconfig be made to crash or run programs if it opened a specially crafted file.

Software Description: - fontconfig: generic font configuration library

Details:

Tobias Stoeckmann discovered that Fontconfig incorrectly handled cache files. A local attacker could possibly use this issue with a specially crafted cache file to elevate privileges.

Update instructions:

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

Ubuntu 16.04 LTS:
fontconfig 2.11.94-0ubuntu1.1
libfontconfig1 2.11.94-0ubuntu1.1

Ubuntu 14.04 LTS:
fontconfig 2.11.0-0ubuntu4.2
libfontconfig1 2.11.0-0ubuntu4.2

Ubuntu 12.04 LTS:
fontconfig 2.8.0-3ubuntu9.2
libfontconfig1 2.8.0-3ubuntu9.2

After a standard system update you need to restart your session to make all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-3063-1
CVE-2016-5384

Package Information:
https://launchpad.net/ubuntu/+source/fontconfig/2.11.94-0ubuntu1.1
https://launchpad.net/ubuntu/+source/fontconfig/2.11.0-0ubuntu4.2
https://launchpad.net/ubuntu/+source/fontconfig/2.8.0-3ubuntu9.2

Original Source

Url : http://www.ubuntu.com/usn/USN-3063-1

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-415 Double Free

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Os 3
Os 1
Os 2

Nessus® Vulnerability Scanner

Date Description
2017-05-01 Name : The remote EulerOS host is missing a security update.
File : EulerOS_SA-2016-1077.nasl - Type : ACT_GATHER_INFO
2016-12-15 Name : The remote Scientific Linux host is missing one or more security updates.
File : sl_20161103_fontconfig_on_SL7_x.nasl - Type : ACT_GATHER_INFO
2016-11-28 Name : The remote CentOS host is missing one or more security updates.
File : centos_RHSA-2016-2601.nasl - Type : ACT_GATHER_INFO
2016-11-11 Name : The remote Oracle Linux host is missing one or more security updates.
File : oraclelinux_ELSA-2016-2601.nasl - Type : ACT_GATHER_INFO
2016-11-04 Name : The remote Red Hat host is missing one or more security updates.
File : redhat-RHSA-2016-2601.nasl - Type : ACT_GATHER_INFO
2016-09-12 Name : The remote openSUSE host is missing a security update.
File : openSUSE-2016-1070.nasl - Type : ACT_GATHER_INFO
2016-09-02 Name : The remote SUSE host is missing one or more security updates.
File : suse_SU-2016-2186-1.nasl - Type : ACT_GATHER_INFO
2016-09-02 Name : The remote SUSE host is missing one or more security updates.
File : suse_SU-2016-2190-1.nasl - Type : ACT_GATHER_INFO
2016-08-22 Name : The remote FreeBSD host is missing a security-related update.
File : freebsd_pkg_44989c2967d111e68b1dc86000169601.nasl - Type : ACT_GATHER_INFO
2016-08-18 Name : The remote Fedora host is missing a security update.
File : fedora_2016-6802f2e52a.nasl - Type : ACT_GATHER_INFO
2016-08-18 Name : The remote Ubuntu host is missing one or more security-related patches.
File : ubuntu_USN-3063-1.nasl - Type : ACT_GATHER_INFO
2016-08-10 Name : The remote Debian host is missing a security update.
File : debian_DLA-587.nasl - Type : ACT_GATHER_INFO
2016-08-09 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-3644.nasl - Type : ACT_GATHER_INFO
2016-08-09 Name : The remote Fedora host is missing a security update.
File : fedora_2016-e23ab56ce3.nasl - Type : ACT_GATHER_INFO

Alert History

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0
1
Date Informations
2016-08-19 13:25:15
  • Multiple Updates
2016-08-17 21:23:52
  • First insertion