PT-2016-1131 · Php · Php

Published 2016-01-19 · Updated 2016-01-22 · CVE-2015-8616

Positive Technologies (AI Summary)

CVSS v2.0

7.5

High

Base vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Name of the Vulnerable Software and Affected Versions PHP versions prior to 7.0.1

Description The issue is related to a use-after-free vulnerability in the Collator::sortWithSortKeys function. This vulnerability can be exploited by remote attackers to cause a denial of service, resulting in an application crash, or possibly have other unspecified impacts. The vulnerability leverages the relationships between a key buffer and a destroyed array.

Recommendations For PHP versions prior to 7.0.1, update to version 7.0.1 or later to resolve the issue. As a temporary workaround, consider restricting access to the Collator::sortWithSortKeys function until a patch is applied.

Exploit

Fix

Use After Free

Weakness Enumeration

CWE-416

Related Identifiers

BDU:2016-00390

CVE-2015-8616

Affected Products

Php

References · 5

• 🔥 https://bugs.php.net/bug.php?id=71020 · Exploit
• https://bdu.fstec.ru/vul/2016-00390 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2015-8616 · Security Note
• http://php.net/ChangeLog-7.php · Vendor Advisory
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8616 · Note