1. Ubuntu Security Notices
  2. USN-5027-2

USN-5027-2: PEAR vulnerability

Publication date

4 August 2021

Overview

PEAR could be made to overwrite files as the administrator.

Releases

Packages

  • php-pear - PHP Extension and Application Repository

Details

USN-5027-1 fixed a vulnerability in PEAR. This update provides
the corresponding update for Ubuntu 16.04 ESM.

Original advisory details:

It was discovered that PEAR incorrectly handled symbolic links in archives.
A remote attacker could possibly use this issue to execute arbitrary code.

USN-5027-1 fixed a vulnerability in PEAR. This update provides
the corresponding update for Ubuntu 16.04 ESM.

Original advisory details:

It was discovered that PEAR incorrectly handled symbolic links in archives.
A remote attacker could possibly use this issue to execute arbitrary code.

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
16.04 xenial php-pear –  1:1.10.1+submodules+notgz-6ubuntu0.3+esm1  

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References

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