1. Ubuntu Security Notices
  2. USN-4293-1

USN-4293-1: libarchive vulnerabilities

Publication date

2 March 2020

Overview

Several security issues were fixed in libarchive.

Releases

Packages

  • libarchive - Library to read/write archive files

Details

It was discovered that libarchive incorrectly handled certain archive files.
An attacker could possibly use this issue to access sensitive information.
(CVE-2019-19221)

It was discovered that libarchive incorrectly handled certain archive files.
An attacker could possibly use this issue to cause a crash resulting in a denial
of service or possibly unspecified other impact. This issue only affected Ubuntu 19.10.
(CVE-2020-9308)

It was discovered that libarchive incorrectly handled certain archive files.
An attacker could possibly use this issue to access sensitive information.
(CVE-2019-19221)

It was discovered that libarchive incorrectly handled certain archive files.
An attacker could possibly use this issue to cause a crash resulting in a denial
of service or possibly unspecified other impact. This issue only affected Ubuntu 19.10.
(CVE-2020-9308)

Update instructions

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

Learn more about how to get the fixes.

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

Ubuntu Release Package Version
19.10 eoan libarchive13 –  3.4.0-1ubuntu0.1
18.04 bionic libarchive13 –  3.2.2-3.1ubuntu0.6
16.04 xenial libarchive13 –  3.1.2-11ubuntu0.16.04.8

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References

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