[USN-3857-1] PEAR vulnerability

[Marc Deslauriers]

==========================================================================
Ubuntu Security Notice USN-3857-1
January 14, 2019

php-pear vulnerability
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 18.10
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

XXX FILL ME IN: Summary for regular (non-admin) users XXX

XXX LOCAL TEMPLATES XXX
PEAR could be made to run programs if it processed a specially crafted
file.

Software Description:
- php-pear: PHP Extension and Application Repository

Details:

Fariskhi Vidyan discovered that PEAR Archive_Tar incorrectly handled
certain archive paths. A remote attacker could possibly use this issue to
execute arbitrary code.

Update instructions:

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

Ubuntu 18.10:
  php-pear                        1:1.10.5+submodules+notgz-1ubuntu1.18.10.1

Ubuntu 18.04 LTS:
  php-pear                        1:1.10.5+submodules+notgz-1ubuntu1.18.04.1

Ubuntu 16.04 LTS:
  php-pear                        1:1.10.1+submodules+notgz-6ubuntu0.1

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

References:
  https://usn.ubuntu.com/usn/usn-3857-1
  CVE-2018-1000888

Package Information:

https://launchpad.net/ubuntu/+source/php-pear/1:1.10.5+submodules+notgz-1ubuntu1.18.10.1

https://launchpad.net/ubuntu/+source/php-pear/1:1.10.5+submodules+notgz-1ubuntu1.18.04.1
  https://launchpad.net/ubuntu/+source/php-pear/1:1.10.1+submodules+notgz-6ubuntu0.1

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