1. Ubuntu Security Notices
  2. USN-5731-1

USN-5731-1: multipath-tools vulnerabilities

Publication date

17 November 2022

Overview

Several security issues were fixed in multipath-tools.

Releases

Packages

Details

It was discovered that multipath-tools incorrectly handled symlinks. A
local attacker could possibly use this issue, in combination with other
issues, to escalate privileges. This issue only affected Ubuntu 20.04 LTS,
Ubuntu 22.04 LTS, and Ubuntu 22.10. (CVE-2022-41973)

It was discovered that multipath-tools incorrectly handled access controls.
A local attacker could possibly use this issue, in combination with other
issues, to escalate privileges. (CVE-2022-41974)

It was discovered that multipath-tools incorrectly handled symlinks. A
local attacker could possibly use this issue, in combination with other
issues, to escalate privileges. This issue only affected Ubuntu 20.04 LTS,
Ubuntu 22.04 LTS, and Ubuntu 22.10. (CVE-2022-41973)

It was discovered that multipath-tools incorrectly handled access controls.
A local attacker could possibly use this issue, in combination with other
issues, to escalate privileges. (CVE-2022-41974)

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 multipath-tools –  0.8.8-1ubuntu1.22.10.1
22.04 jammy multipath-tools –  0.8.8-1ubuntu1.22.04.1
20.04 focal multipath-tools –  0.8.3-1ubuntu2.1
18.04 bionic multipath-tools –  0.7.4-2ubuntu3.2

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References

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