=========================================================================Ubuntu Security Notice USN-4009-2
June 05, 2019
php5 vulnerabilities
=========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 14.04 ESM
- Ubuntu 12.04 ESM
Summary:
Several security issues were fixed in PHP.
Software Description:
- php5: HTML-embedded scripting language interpreter
Details:
USN-4009-1 fixed several vulnerabilities in PHP. This update provides
the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.
Original advisory details:
It was discovered that PHP incorrectly decoding certain MIME headers.
A remote attacker could possibly use this issue to cause PHP to crash,
resulting in a denial of service. (CVE-2019-11039)
It was discovered that PHP incorrectly handled certain exif tags in
images. A remote attacker could use this issue to cause PHP to crash,
resulting in a denial of service, or possibly execute arbitrary code.
(CVE-2019-11040)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 14.04 ESM:
libapache2-mod-php5 5.5.9+dfsg-1ubuntu4.29+esm3
php5-cgi 5.5.9+dfsg-1ubuntu4.29+esm3
php5-cli 5.5.9+dfsg-1ubuntu4.29+esm3
php5-fpm 5.5.9+dfsg-1ubuntu4.29+esm3
Ubuntu 12.04 ESM:
libapache2-mod-php5 5.3.10-1ubuntu3.37
php5-cgi 5.3.10-1ubuntu3.37
php5-cli 5.3.10-1ubuntu3.37
php5-fpm 5.3.10-1ubuntu3.37
In general, a standard system update will make all the necessary
changes.
References:
https://ubuntu.com/security/notices/USN-4009-2
https://ubuntu.com/security/notices/USN-4009-1
CVE-2019-11039, CVE-2019-11040
