PHP exif_process_IFD_TAG Denial of Service Vulnerability (CVE-2016-4542)

PHP exif_process_IFD_TAG Denial of Service Vulnerability (CVE-2016-4542)
PHP exif_process_IFD_TAG Denial of Service Vulnerability (CVE-2016-4542)

Release date:
Updated on:

Affected Systems:

PHP <5.5.35
PHP 7.x <7.0.6
PHP 5.6.x <5.6.21

Description:

CVE (CAN) ID: CVE-2016-4542

PHP is a widely used scripting language. It is especially suitable for Web development and can be embedded into HTML.

PHP <5.5.35, 5.6.x <5.6.21, 7.x <7.0.6, ext/exif. the c/exif_process_IFD_TAG function does not construct the spprintf parameter. Remote attackers can use the constructed header data to cause denial of service (out-of-bounds read ).

<* Source: vendor

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Suggestion:

Vendor patch:

PHP
---
The vendor has released a patch to fix this security problem. Please download it from the vendor's homepage:

Https://bugs.php.net/bug.php? Id = 72094
Http://php.net/ChangeLog-7.php
Https://git.php.net /? Php-src.git; a = commit; h = 082aecfc3a753ad03be82cf14f03ac065723ec92
Http://php.net/ChangeLog-5.php

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