1. Ubuntu Security Notices
  2. USN-5840-1

USN-5840-1: Long Range ZIP vulnerabilities

Publication date

2 February 2023

Overview

Several security issues were fixed in Long Range ZIP.

Releases

Packages

  • lrzip - compression program with a very high compression ratio

Details

It was discovered that Long Range ZIP incorrectly handled pointers. If
a user or an automated system were tricked into opening a certain
specially crafted ZIP file, an attacker could possibly use this issue
to cause a denial of service. This issue only affected Ubuntu 14.04 ESM,
Ubuntu 16.04 ESM, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. (CVE-2020-25467)

It was discovered that Long Range ZIP incorrectly handled pointers. If
a user or an automated system were tricked into opening a certain
specially crafted ZIP file, an attacker could possibly use this issue
to cause a denial of service. This issue only affected Ubuntu 18.04 LTS
and Ubuntu 20.04 LTS. (CVE-2021-27345, CVE-2021-27347)

It was discovered that Long Range ZIP incorrectly handled pointers. If
a user or an automated system were tricked into opening a...

It was discovered that Long Range ZIP incorrectly handled pointers. If
a user or an automated system were tricked into opening a certain
specially crafted ZIP file, an attacker could possibly use this issue
to cause a denial of service. This issue only affected Ubuntu 14.04 ESM,
Ubuntu 16.04 ESM, Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. (CVE-2020-25467)

It was discovered that Long Range ZIP incorrectly handled pointers. If
a user or an automated system were tricked into opening a certain
specially crafted ZIP file, an attacker could possibly use this issue
to cause a denial of service. This issue only affected Ubuntu 18.04 LTS
and Ubuntu 20.04 LTS. (CVE-2021-27345, CVE-2021-27347)

It was discovered that Long Range ZIP incorrectly handled pointers. If
a user or an automated system were tricked into opening a certain
specially crafted ZIP file, an attacker could possibly use this issue
to cause a denial of service. This issue only affected Ubuntu 16.04 ESM,
Ubuntu 18.04 LTS, and Ubuntu 20.04 LTS. (CVE-2022-26291)

It was discovered that Long Range ZIP incorrectly handled memory allocation,
which could lead to a heap memory corruption. An attacker could possibly use
this issue to cause denial of service. This issue affected Ubuntu 14.04 ESM,
Ubuntu 16.04 ESM, Ubuntu 18.04 LTS, Ubuntu 20.04 LTS, Ubuntu 22.04 LTS, and
Ubuntu 22.10. (CVE-2022-28044)

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
22.10 kinetic lrzip –  0.651-2ubuntu0.22.10.1
22.04 jammy lrzip –  0.651-2ubuntu0.22.04.1
20.04 focal lrzip –  0.631+git180528-1+deb10u1build0.20.04.1
18.04 bionic lrzip –  0.631-1+deb9u3build0.18.04.1
16.04 xenial lrzip –  0.621-1ubuntu0.1~esm2  
14.04 trusty lrzip –  0.616-1ubuntu0.1~esm2  

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References

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