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Sicherheit: Mehrere Probleme in PHP
Aktuelle Meldungen Distributionen
Name: Mehrere Probleme in PHP
ID: USN-3646-1
Distribution: Ubuntu
Plattformen: Ubuntu 14.04 LTS, Ubuntu 16.04 LTS, Ubuntu 17.10, Ubuntu 18.04 LTS
Datum: Mo, 14. Mai 2018, 22:41
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-10549
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-10547
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-10546
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-10548
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-10545
Applikationen: PHP

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From: Marc Deslauriers <marc.deslauriers@canonical.com>
Reply-To: Ubuntu Security <security@ubuntu.com>
To: ubuntu-security-announce@lists.ubuntu.com
Message-ID: <2766c331-50dd-7344-bf84-5f5c0edb1909@canonical.com>
Subject: [USN-3646-1] PHP vulnerabilities

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==========================================================================
Ubuntu Security Notice USN-3646-1
May 14, 2018

php5, php7.0, php7.1, php7.2 vulnerabilities
==========================================================================

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

- Ubuntu 18.04 LTS
- Ubuntu 17.10
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS

Summary:

Several security issues were fixed in PHP.

Software Description:
- php7.2: HTML-embedded scripting language interpreter
- php7.1: HTML-embedded scripting language interpreter
- php7.0: HTML-embedded scripting language interpreter
- php5: HTML-embedded scripting language interpreter

Details:

It was discovered that PHP incorrectly handled opcache access controls
when configured to use PHP-FPM. A local user could possibly use this issue
to obtain sensitive information from another user's PHP applications.
(CVE-2018-10545)

It was discovered that the PHP iconv stream filter incorrect handled
certain invalid multibyte sequences. A remote attacker could possibly use
this issue to cause PHP to hang, resulting in a denial of service.
(CVE-2018-10546)

It was discovered that the PHP PHAR error pages incorrectly filtered
certain data. A remote attacker could possibly use this issue to perform
a reflected XSS attack. (CVE-2018-10547)

It was discovered that PHP incorrectly handled LDAP. A malicious remote
LDAP server could possibly use this issue to cause PHP to crash, resulting
in a denial of service. (CVE-2018-10548)

It was discovered that PHP incorrectly handled certain exif tags in JPEG
images. A remote attacker could possibly use this issue to cause PHP to
crash, resulting in a denial of service. This issue only affected Ubuntu
16.04 LTS, Ubuntu 17.10, and Ubuntu 18.04 LTS. (CVE-2018-10549)

Update instructions:

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

Ubuntu 18.04 LTS:
libapache2-mod-php7.2 7.2.5-0ubuntu0.18.04.1
php7.2-cgi 7.2.5-0ubuntu0.18.04.1
php7.2-cli 7.2.5-0ubuntu0.18.04.1
php7.2-fpm 7.2.5-0ubuntu0.18.04.1

Ubuntu 17.10:
libapache2-mod-php7.1 7.1.17-0ubuntu0.17.10.1
php7.1-cgi 7.1.17-0ubuntu0.17.10.1
php7.1-cli 7.1.17-0ubuntu0.17.10.1
php7.1-fpm 7.1.17-0ubuntu0.17.10.1

Ubuntu 16.04 LTS:
libapache2-mod-php7.0 7.0.30-0ubuntu0.16.04.1
php7.0-cgi 7.0.30-0ubuntu0.16.04.1
php7.0-cli 7.0.30-0ubuntu0.16.04.1
php7.0-fpm 7.0.30-0ubuntu0.16.04.1

Ubuntu 14.04 LTS:
libapache2-mod-php5 5.5.9+dfsg-1ubuntu4.25
php5-cgi 5.5.9+dfsg-1ubuntu4.25
php5-cli 5.5.9+dfsg-1ubuntu4.25
php5-fpm 5.5.9+dfsg-1ubuntu4.25

In Ubuntu 16.04 LTS, Ubuntu 17.10, and Ubuntu 18.04 LTS, this update uses a
new upstream release, which includes additional bug fixes.

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

References:
https://usn.ubuntu.com/usn/usn-3646-1
CVE-2018-10545, CVE-2018-10546, CVE-2018-10547, CVE-2018-10548,
CVE-2018-10549

Package Information:
https://launchpad.net/ubuntu/+source/php7.2/7.2.5-0ubuntu0.18.04.1
https://launchpad.net/ubuntu/+source/php7.1/7.1.17-0ubuntu0.17.10.1
https://launchpad.net/ubuntu/+source/php7.0/7.0.30-0ubuntu0.16.04.1
https://launchpad.net/ubuntu/+source/php5/5.5.9+dfsg-1ubuntu4.25


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