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PHP Vulnerability: CVE-2015-6837

Severity CVSS Published Added Modified
5 (AV:N/AC:L/Au:N/C:N/I:N/A:P) May 16, 2016 June 03, 2016 November 06, 2017

Description

The xsl_ext_function_php function in ext/xsl/xsltprocessor.c in PHP before 5.4.45, 5.5.x before 5.5.29, and 5.6.x before 5.6.13, when libxml2 before 2.9.2 is used, does not consider the possibility of a NULL valuePop return value before proceeding with a free operation during initial error checking, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via a crafted XML document, a different vulnerability than CVE-2015-6838.

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References

Solution

php-upgrade-5_4_45

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