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 after the principal argument loop, 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-2015-6837.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: microfocus

Published: 2016-05-16T10:00:00

Updated: 2024-08-06T07:36:33.404Z

Reserved: 2015-09-08T00:00:00

Link: CVE-2015-6838

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2016-05-16T10:59:21.503

Modified: 2023-11-07T02:27:19.937

Link: CVE-2015-6838

cve-icon Redhat

Severity : Low

Publid Date: 2015-06-09T00:00:00Z

Links: CVE-2015-6838 - Bugzilla