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USN-2658-1: PHP vulnerabilities

6 July 2015

Several security issues were fixed in PHP.

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Releases

Packages

  • php5 - HTML-embedded scripting language interpreter

Details

Neal Poole and Tomas Hoger discovered that PHP incorrectly handled NULL
bytes in file paths. A remote attacker could possibly use this issue to
bypass intended restrictions and create or obtain access to sensitive
files. (CVE-2015-3411, CVE-2015-3412, CVE-2015-4025, CVE-2015-4026,
CVE-2015-4598)

Emmanuel Law discovered that the PHP phar extension incorrectly handled
filenames starting with a NULL byte. A remote attacker could use this issue
with a crafted tar archive to cause a denial of service. (CVE-2015-4021)

Max Spelsberg discovered that PHP incorrectly handled the LIST command
when connecting to remote FTP servers. A malicious FTP server could
possibly use this issue to execute arbitrary code. (CVE-2015-4022,
CVE-2015-4643)

Shusheng Liu discovered that PHP incorrectly handled certain malformed form
data. A remote attacker could use this issue with crafted form data to
cause CPU consumption, leading to a denial of service. (CVE-2015-4024)

Andrea Palazzo discovered that the PHP Soap client incorrectly validated
data types. A remote attacker could use this issue with crafted serialized
data to possibly execute arbitrary code. (CVE-2015-4147)

Andrea Palazzo discovered that the PHP Soap client incorrectly validated
that the uri property is a string. A remote attacker could use this issue
with crafted serialized data to possibly obtain sensitive information.
(CVE-2015-4148)

Taoguang Chen discovered that PHP incorrectly validated data types in
multiple locations. A remote attacker could possibly use these issues to
obtain sensitive information or cause a denial of service. (CVE-2015-4599,
CVE-2015-4600, CVE-2015-4601, CVE-2015-4602, CVE-2015-4603)

It was discovered that the PHP Fileinfo component incorrectly handled
certain files. A remote attacker could use this issue to cause PHP to
crash, resulting in a denial of service. This issue only affected Ubuntu
15.04. (CVE-2015-4604, CVE-2015-4605)

It was discovered that PHP incorrectly handled table names in
php_pgsql_meta_data. A local attacker could possibly use this issue to
cause PHP to crash, resulting in a denial of service. (CVE-2015-4644)

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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 15.04
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