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Ubuntu Security Notice USN-3857-1

Ubuntu Security Notice USN-3857-1
Posted Jan 15, 2019
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 3857-1 - Fariskhi Vidyan discovered that PEAR Archive_Tar incorrectly handled certain archive paths. A remote attacker could possibly use this issue to execute arbitrary code.

tags | advisory, remote, arbitrary
systems | linux, ubuntu
advisories | CVE-2018-1000888
MD5 | 0216917c7cb3ac850f31adf9b107774b

Ubuntu Security Notice USN-3857-1

Change Mirror Download
==========================================================================
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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