USN-4169-1: libarchive vulnerability

Published Oct 29, 2019
·
Updated

It was discovered that libarchive incorrectly handled certain archive files. An attacker could possibly execute arbitrary code.

Affected Software

8 affected componentsFixes available
All of the following
ubuntu/libarchive13<3.3.3-4ubuntu0.1
3.3.3-4ubuntu0.1
Ubuntu Ubuntu=19.04
All of the following
ubuntu/libarchive13<3.2.2-3.1ubuntu0.5
3.2.2-3.1ubuntu0.5
Ubuntu Ubuntu=18.04
All of the following
ubuntu/libarchive13<3.1.2-11ubuntu0.16.04.7
3.1.2-11ubuntu0.16.04.7
Ubuntu Ubuntu=16.04
All of the following
ubuntu/libarchive13<Ubuntu Pro
Ubuntu Pro
Ubuntu Ubuntu=14.04

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade ubuntu/libarchive13 to a version that resolves this vulnerability.

    Fixed in 3.3.3-4ubuntu0.1
  2. Upgrade

    Upgrade ubuntu/libarchive13 to a version that resolves this vulnerability.

    Fixed in 3.2.2-3.1ubuntu0.5
  3. Upgrade

    Upgrade ubuntu/libarchive13 to a version that resolves this vulnerability.

    Fixed in 3.1.2-11ubuntu0.16.04.7
  4. Upgrade

    Upgrade ubuntu/libarchive13 to a version that resolves this vulnerability.

    Fixed in Ubuntu Pro

Event History

Oct 29, 2019
Advisory Published
via Ubuntu·12:00 AM
Data Sourced
via Ubuntu·12:00 AM
DescriptionAffected Software

Child vulnerabilities

Contains the following vulnerabilities.

Frequently Asked Questions

1

What is the vulnerability ID for this libarchive vulnerability?

The vulnerability ID for this libarchive vulnerability is CVE-2019-18408.

2

What is the severity of USN-4169-1?

The severity of USN-4169-1 is high.

3

Which versions of libarchive are affected by this vulnerability?

The versions of libarchive affected by this vulnerability are 3.3.3-4ubuntu0.1, 3.2.2-3.1ubuntu0.5, 3.1.2-11ubuntu0.16.04.7, and 3.1.2-7ubuntu2.8+esm1.

4

How can an attacker exploit this vulnerability?

An attacker can exploit this vulnerability to execute arbitrary code.

5

How can I fix USN-4169-1?

To fix USN-4169-1, update libarchive to version 3.3.3-4ubuntu0.1 or later.

Company

Resources

Contact

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