Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Summary
Title libiberty vulnerabilities
Informations
Name USN-4326-1 First vendor Publication 2020-04-08
Vendor Ubuntu Last vendor Modification 2020-04-08
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Overall CVSS Score 7.8
Base Score 7.8 Environmental Score 7.8
impact SubScore 5.9 Temporal Score 7.8
Exploitabality Sub Score 1.8
 
Attack Vector Local Attack Complexity Low
Privileges Required None User Interaction Required
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:P/I:P/A:P)
Cvss Base Score 6.8 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

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

- Ubuntu 18.04 LTS - Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in libiberty.

Software Description: - libiberty: library of utility functions used by GNU programs

Details:

It was discovered that libiberty incorrectly handled parsing certain binaries. If a user or automated system were tricked into processing a specially crafted binary, a remote attacker could use this issue to cause libiberty to crash, resulting in a denial of service, or possibly execute arbitrary code

Update instructions:

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

Ubuntu 18.04 LTS:
libiberty-dev 20170913-1ubuntu0.1

Ubuntu 16.04 LTS:
libiberty-dev 20160215-1ubuntu0.3

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

References:
https://usn.ubuntu.com/4326-1
CVE-2018-12641, CVE-2018-12697, CVE-2018-12698, CVE-2018-12934,
CVE-2018-17794, CVE-2018-17985, CVE-2018-18483, CVE-2018-18484,
CVE-2018-18700, CVE-2018-18701, CVE-2018-9138, CVE-2019-14250,
CVE-2019-9070, CVE-2019-9071

Package Information:
https://launchpad.net/ubuntu/+source/libiberty/20170913-1ubuntu0.1
https://launchpad.net/ubuntu/+source/libiberty/20160215-1ubuntu0.3

Original Source

Url : http://www.ubuntu.com/usn/USN-4326-1

CWE : Common Weakness Enumeration

% Id Name
25 % CWE-674 Uncontrolled Recursion
17 % CWE-476 NULL Pointer Dereference
17 % CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')
17 % CWE-190 Integer Overflow or Wraparound (CWE/SANS Top 25)
8 % CWE-787 Out-of-bounds Write (CWE/SANS Top 25)
8 % CWE-770 Allocation of Resources Without Limits or Throttling
8 % CWE-125 Out-of-bounds Read

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 7
Application 4
Application 1
Application 1
Application 1
Os 5
Os 3

Alert History

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Date Informations
2024-11-12 21:10:20
  • First insertion