Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Summary
Title bzip2 vulnerabilities
Informations
Name USN-4038-1 First vendor Publication 2019-06-26
Vendor Ubuntu Last vendor Modification 2019-06-26
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 19.04 - Ubuntu 18.10 - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in bzip2.

Software Description: - bzip2: high-quality block-sorting file compressor - utilities

Details:

Aladdin Mubaied discovered that bzip2 incorrectly handled certain files. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 16.04 LTS. (CVE-2016-3189)

It was discovered that bzip2 incorrectly handled certain files. An attacker could possibly use this issue to execute arbitrary code. (CVE-2019-12900)

Update instructions:

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

Ubuntu 19.04:
bzip2 1.0.6-9ubuntu0.19.04
libbz2-1.0 1.0.6-9ubuntu0.19.04

Ubuntu 18.10:
bzip2 1.0.6-9ubuntu0.18.10
libbz2-1.0 1.0.6-9ubuntu0.18.10

Ubuntu 18.04 LTS:
bzip2 1.0.6-8.1ubuntu0.1
libbz2-1.0 1.0.6-8.1ubuntu0.1

Ubuntu 16.04 LTS:
bzip2 1.0.6-8ubuntu0.1
libbz2-1.0 1.0.6-8ubuntu0.1

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

References:
https://usn.ubuntu.com/4038-1
CVE-2016-3189, CVE-2019-12900

Package Information:
https://launchpad.net/ubuntu/+source/bzip2/1.0.6-9ubuntu0.19.04
https://launchpad.net/ubuntu/+source/bzip2/1.0.6-9ubuntu0.18.10
https://launchpad.net/ubuntu/+source/bzip2/1.0.6-8.1ubuntu0.1
https://launchpad.net/ubuntu/+source/bzip2/1.0.6-8ubuntu0.1

Original Source

Url : http://www.ubuntu.com/usn/USN-4038-1

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-787 Out-of-bounds Write (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 23
Os 5
Os 1
Os 24
Os 2

Nessus® Vulnerability Scanner

Date Description
2017-08-21 Name : The remote Gentoo host is missing one or more security-related patches.
File : gentoo_GLSA-201708-08.nasl - Type : ACT_GATHER_INFO
2017-01-05 Name : The remote Fedora host is missing a security update.
File : fedora_2016-fd44637912.nasl - Type : ACT_GATHER_INFO
2017-01-03 Name : The remote Fedora host is missing a security update.
File : fedora_2016-e7b46c92ae.nasl - Type : ACT_GATHER_INFO

Alert History

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0
1
2
Date Informations
2019-07-09 01:13:39
  • Multiple Updates
2019-06-26 17:21:47
  • Multiple Updates
2019-06-26 17:18:49
  • First insertion