USN-3566-2: 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-3566-1 fixed several vulnerabilities in PHP. This update provides
the corresponding update for Ubuntu 12.04 ESM and Ubuntu 14.04 ESM.

It was discovered that PHP incorrectly handled certain files. An attacker
could possibly use this issue to access sensitive information.
(CVE-2018-20783)

It was discovered that PHP incorrectly handled certain files. An attacker
could possibly use this issue to access sensitive information or possibly
cause a crash, resulting in a denial of service. (CVE-2019-11036)

Original advisory details:

It was discovered that PHP incorrectly handled memory when unserializing
certain data. A remote attacker could use this issue to cause PHP to crash,
resulting in a denial of service, or possibly execute arbitrary code. This
issue only affected Ubuntu 12.04 ESM. (CVE-2017-12933)

It was discovered that PHP incorrectly handled locale length. A remote attacker
could possibly use this issue to cause PHP to crash, resulting in a denial of service.
This issue only affected Ubuntu 12.04 ESM. (CVE-2017-11362)

It was discovered that PHP incorrectly handled certain stream metadata. A remote
attacker could possibly use this issue to set arbitrary metadata. This issue only
affected Ubuntu 12.04 ESM. (CVE-2016-10712)

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+esm2; php5-cgi – 5.5.9+dfsg-1ubuntu4.29+esm2; php5-cli – 5.5.9+dfsg-1ubuntu4.29+esm2; php5-fpm – 5.5.9+dfsg-1ubuntu4.29+esm2
Ubuntu 12.04 ESM: libapache2-mod-php5 – 5.3.10-1ubuntu3.36; php5-cgi – 5.3.10-1ubuntu3.36; php5-cli – 5.3.10-1ubuntu3.36; php5-fpm – 5.3.10-1ubuntu3.36

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

Source: USN-3566-2: PHP vulnerabilities

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