USN-2501-1: PHP vulnerabilities

17 February 2015

Several security issues were fixed in PHP.

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Releases

Packages

  • php5 - HTML-embedded scripting language interpreter

Details

Stefan Esser discovered that PHP incorrectly handled unserializing objects.
A remote attacker could use this issue to cause PHP to crash, resulting in
a denial of service, or possibly execute arbitrary code. (CVE-2014-8142,
CVE-2015-0231)

Brian Carpenter discovered that the PHP CGI component incorrectly handled
invalid files. A local attacker could use this issue to obtain sensitive
information, or possibly execute arbitrary code. This issue only affected
Ubuntu 14.04 LTS and Ubuntu 14.10. (CVE-2014-9427)

It was discovered that PHP incorrectly handled certain pascal strings in
the fileinfo extension. A remote attacker could possibly use this issue to
cause PHP to crash, resulting in a denial of service. This issue only
affected Ubuntu 14.04 LTS and Ubuntu 14.10. (CVE-2014-9652)

Alex Eubanks discovered that PHP incorrectly handled EXIF data in JPEG
images. 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 14.04 LTS and Ubuntu 14.10. (CVE-2015-0232)

It was discovered that the PHP opcache component incorrectly handled
memory. A remote attacker could possibly use this issue to cause PHP to
crash, resulting in a denial of service, or possibly execute arbitrary
code. This issue only affected Ubuntu 14.04 LTS and Ubuntu 14.10.
(CVE-2015-1351)

It was discovered that the PHP PostgreSQL database extension incorrectly
handled certain pointers. A remote attacker could possibly use this issue
to cause PHP to crash, resulting in a denial of service, or possibly
execute arbitrary code. This issue only affected Ubuntu 14.04 LTS and
Ubuntu 14.10. (CVE-2015-1352)

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Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

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Update instructions

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

Ubuntu 14.10
Ubuntu 14.04
Ubuntu 12.04

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

References

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Further reading