USN-4009-2: PHP vulnerabilities

USN-4009-2: PHP vulnerabilities

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

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References

• USN-4009-1
• CVE-2019-11039
• CVE-2019-11040

Source: USN-4009-2: PHP vulnerabilities