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Ubuntu 21.04: USN-5027-1 Warning: PEAR File Overwrite Vulnerability

ubuntu
Calendar Grey July 29, 2021
Dist Ubuntu Esm H88
Ubuntu Security Alert USN-5028-1 highlights a python-requests vulnerability enabling command injection. Prompt patches are advised.
PEAR could be made to overwrite files as the administrator.

Summary

PEAR could be made to overwrite files as the administrator.

Software Description:

- php-pear: PHP Extension and Application Repository

Details:

It was discovered that PEAR incorrectly handled symbolic links in archives.

A remote attacker could possibly use this issue to execute arbitrary code.

Topics%20covered

Topics Covered

security advisory critical issue file overwrite Ubuntu php-pear

Update Instructions

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

Ubuntu 21.04:
  php-pear                        1:1.10.9+submodules+notgz-1.1ubuntu1.1

Ubuntu 20.04 LTS:
  php-pear                        1:1.10.9+submodules+notgz-1ubuntu0.20.04.3

Ubuntu 18.04 LTS:
  php-pear                        1:1.10.5+submodules+notgz-1ubuntu1.18.04.4

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

References

CVE-2021-32610

Severity
critical
Lowest
Low
Medium
High
Critical

July 29, 2021

Topics%20covered

Topics Covered

security advisory critical issue file overwrite Ubuntu php-pear

Package Information

https://launchpad.net/ubuntu/+source/php-pear/1:1.10.9+submodules+notgz-1.1ubuntu1.1
https://launchpad.net/ubuntu/+source/php-pear/1:1.10.9+submodules+notgz-1ubuntu0.20.04.3
https://launchpad.net/ubuntu/+source/php-pear/1:1.10.5+submodules+notgz-1ubuntu1.18.04.4

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