CVE-2016-4539

Critical

Description

The xml_parse_into_struct function in ext/xml/xml.c in PHP before 5.5.35, 5.6.x before 5.6.21, and 7.x before 7.0.6 allows remote attackers to cause a denial of service (buffer under-read and segmentation fault) or possibly have unspecified other impact via crafted XML data in the second argument, leading to a parser level of zero.

SeverityCritical
CVSS9.8
Exploit probability93. percentile6.1%
ProductPhp
PublishedMay 22, 2016
First seenMay 22, 2016

How to fix

Affected products

ProductAffected versionsFixed in
php phpv ≤ 5.5.34, 5.6.0, 5.6.1, 5.6.2, 5.6.3, 5.6.4, 5.6.5, 5.6.6, 5.6.7, 5.6.8, 5.6.9, 5.6.10, 5.6.11, 5.6.12, 5.6.13, 5.6.14, 5.6.15, 5.6.16, 5.6.17, 5.6.18, 5.6.19, 5.6.20, 7.0.0, 7.0.1, 7.0.2, 7.0.3, 7.0.4, 7.0.5—
opensuse leap42.1—
fedoraproject fedora24—

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