Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Summary
Title libgc vulnerability
Informations
Name USN-3197-1 First vendor Publication 2017-02-15
Vendor Ubuntu Last vendor Modification 2017-02-15
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:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 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 16.10 - Ubuntu 16.04 LTS - Ubuntu 14.04 LTS - Ubuntu 12.04 LTS

Summary:

Applications using libgc could be made to crash or run programs as your login.

Software Description: - libgc: Boehm-Demers-Weiser garbage collecting storage allocator library

Details:

Kuang-che Wu discovered that multiple integer overflow vulnerabilities existed in libgc. An attacker could use these to cause a denial of service (application crash) or possibly execute arbitrary code.

Update instructions:

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

Ubuntu 16.10:
libgc1c2 1:7.4.2-8ubuntu0.1

Ubuntu 16.04 LTS:
libgc1c2 1:7.4.2-7.3ubuntu0.1

Ubuntu 14.04 LTS:
libgc1c2 1:7.2d-5ubuntu2.1

Ubuntu 12.04 LTS:
libgc1c2 1:7.1-8ubuntu0.12.04.3

After a standard system update you need to restart applications using libgc to make all the necessary changes.

References:
http://www.ubuntu.com/usn/usn-3197-1
CVE-2016-9427

Package Information:
https://launchpad.net/ubuntu/+source/libgc/1:7.4.2-8ubuntu0.1
https://launchpad.net/ubuntu/+source/libgc/1:7.4.2-7.3ubuntu0.1
https://launchpad.net/ubuntu/+source/libgc/1:7.2d-5ubuntu2.1
https://launchpad.net/ubuntu/+source/libgc/1:7.1-8ubuntu0.12.04.3

Original Source

Url : http://www.ubuntu.com/usn/USN-3197-1

CWE : Common Weakness Enumeration

% Id Name
50 % CWE-190 Integer Overflow or Wraparound (CWE/SANS Top 25)
50 % CWE-119 Failure to Constrain Operations within the Bounds of a Memory Buffer

CPE : Common Platform Enumeration

TypeDescriptionCount
Os 1
Os 2
Os 1

Nessus® Vulnerability Scanner

Date Description
2017-02-16 Name : The remote Ubuntu host is missing a security-related patch.
File : ubuntu_USN-3197-1.nasl - Type : ACT_GATHER_INFO
2016-12-20 Name : The remote openSUSE host is missing a security update.
File : openSUSE-2016-1487.nasl - Type : ACT_GATHER_INFO
2016-12-20 Name : The remote openSUSE host is missing a security update.
File : openSUSE-2016-1487.nasl - Type : ACT_GATHER_INFO
2016-12-14 Name : The remote openSUSE host is missing a security update.
File : openSUSE-2016-1479.nasl - Type : ACT_GATHER_INFO
2016-12-08 Name : The remote SUSE host is missing one or more security updates.
File : suse_SU-2016-3057-1.nasl - Type : ACT_GATHER_INFO
2016-11-28 Name : The remote Debian host is missing a security update.
File : debian_DLA-721.nasl - Type : ACT_GATHER_INFO

Alert History

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0
1
Date Informations
2017-02-17 13:26:42
  • Multiple Updates
2017-02-15 21:23:04
  • First insertion