Red Hat Security Advisory 2015-1218-01 - PHP is an HTML-embedded scripting language commonly used with the Apache HTTP Server. A flaw was found in the way PHP parsed multipart HTTP POST requests. A specially crafted request could cause PHP to use an excessive amount of CPU time. An uninitialized pointer use flaw was found in PHP's Exif extension. A specially crafted JPEG or TIFF file could cause a PHP application using the exif_read_data() function to crash or, possibly, execute arbitrary code with the privileges of the user running that PHP application.
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Ubuntu Security Notice 2658-1 - 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. 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. Various other issues were also addressed.
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Red Hat Security Advisory 2015-1135-01 - PHP is an HTML-embedded scripting language commonly used with the Apache HTTP Server. A flaw was found in the way the PHP module for the Apache httpd web server handled pipelined requests. A remote attacker could use this flaw to trigger the execution of a PHP script in a deinitialized interpreter, causing it to crash or, possibly, execute arbitrary code. A flaw was found in the way PHP parsed multipart HTTP POST requests. A specially crafted request could cause PHP to use an excessive amount of CPU time.
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