[USN-3600-2] PHP vulnerabilities


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Ubuntu Security Notice USN-3600-2
May 15, 2018

php5 vulnerabilities
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
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A security issue affects these releases of Ubuntu and its derivatives:

– Ubuntu 12.04 ESM

Summary:

Several security issues were fixed in PHP.

Software Description:
– php5: HTML-embedded scripting language interpreter

Details:

USN-3600-1 fixed a vulnerability in PHP. This update provides
the corresponding update for Ubuntu 12.04 ESM.

Original advisory details:

=C2=A0It was discovered that PHP incorrectly handled the PHAR 404 error
=C2=A0page. A remote attacker could possibly use this issue to conduct
=C2=A0cross-site scripting (XSS) attacks. (CVE-2018-5712)

=C2=A0It was discovered that PHP incorrectly handled parsing certain HTTP
=C2=A0responses. A remote attacker could use this issue to cause PHP to
=C2=A0crash, resulting in a denial of service, or possibly execute arbitrar=
y
=C2=A0code. (CVE-2018-7584)

Update instructions:

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

Ubuntu 12.04 ESM:
=C2=A0 libapache2-mod-php5=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A05.3.10-1ubuntu3.30
=C2=A0 php5=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=
=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A05.3.10-1ubuntu3.30
=C2=A0 php5-cgi=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=
=A0=C2=A05.3.10-1ubuntu3.30
=C2=A0 php5-cli=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=
=A0=C2=A05.3.10-1ubuntu3.30
=C2=A0 php5-fpm=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=
=A0=C2=A05.3.10-1ubuntu3.30

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

References:
=C2=A0 https://usn.ubuntu.com/usn/usn-3600-2
=C2=A0 https://usn.ubuntu.com/usn/usn-3600-1
=C2=A0 CVE-2018-5712, CVE-2018-7584
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