CVE-2015-4116

critical

Description

Use-after-free vulnerability in the spl_ptr_heap_insert function in ext/spl/spl_heap.c in PHP before 5.5.27 and 5.6.x before 5.6.11 allows remote attackers to execute arbitrary code by triggering a failed SplMinHeap::compare operation.

References

http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=1cbd25ca15383394ffa9ee8601c5de4c0f2f90e1

http://lists.opensuse.org/opensuse-updates/2016-06/msg00027.html

http://php.net/ChangeLog-5.php

https://bugs.php.net/bug.php?id=69737

Details

Source: Mitre, NVD

Published: 2016-05-16

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical