Ubuntu Security Notice 2572-1 - It was discovered that PHP incorrectly handled cleanup when used with Apache 2.4. A remote attacker could use this issue to cause PHP to crash, resulting in a denial of service, or possibly execute arbitrary code. It was discovered that PHP incorrectly handled opening tar, zip or phar archives through the PHAR extension. A remote attacker could use this issue to cause PHP to crash, resulting in a denial of service, or possibly execute arbitrary code. Various other issues were also addressed.
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